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6
Thread Turning System - External
Standard
U Style
V Style
M+ Style
Z+ Style
T+ Style
Standard
Off-Set QualifiedSCB
StandardWith Clamp
Drop Head-Qualified
StandardSquare Shank
Miniature Round Shank
U Style with Clamp
Slim Throat
M+ Style
Z+ Style
T+ Style
V Style
U Style
Ç
7
Thread Turning System - Internal
Standard
U Style V Style
Z+ Style
Mini-3
M+ Style
T+ Style
Mini-L
Micro
SCB
Standard API
StandardWith Clamp Carbide Shank
Miniature Square Shank
Miniature Round Shank
U Style with ClampU Style
M+ Style
T+ Style
Mini-3
Mini-L
Micro Single-Ended Micro Double-Ended
Mini-L Adjustable
Mini-3 Adjustable
Z+ Style
V Style
Ç
8
TT Gen Softwa
re
and updated v
ersions
can be downlo
aded from
www.vargus.c
om
Tooling recommendation
for a given Internal thread specification
ISO MetricPitch mm Thread Insert Size Ordering Code
Insert Holder Anvil
0.70 4 Micro 3.0 3.0SIR0.7ISO SMC..-3 -
0.75
6 Micro 4.0 4.0SIR0.75ISO SMC..-4 -
8 Micro 6.0 6.0SIR0.75ISO SMC..-6 -
10 IC 5.0 L 5LIR0.75ISO .NVR10.-5L -
0.80 5 Micro 3.0 3.0SIR0.8ISO SMC..-3 -
1.00
M6 Micro 4.0 4.0SIR1.0ISO SMC..-4 -
8 Micro 6.0 6.0SIR1.0ISO SMC..-6 -
10 IC 5.0 L 5LIR1.0ISO .NVR10.-5L -
12-14 IC 6.0 6.0IR1.0ISO .NVR1..-6.0 -
15-17 IC 1/4” 2IR1.0ISO NVR10-2 -
18 IC 1/4” 2IR1.0ISO NVR13-2 -
20-24 IC 3/8” 3IR1.0ISO NVR13-3 -
1.25
M8 Micro 6.0 6.0SIR1.25ISO SMC..-6.0 -
10 IC 5.0 L 5LIR1.25ISO .NVR10.-5L -
12-14 IC 6.0 6.0IR1.25ISO .NVR1..-6.0 -
1.50
M10 IC 5.0 L 5LIR1.5ISO .NVR10.-5L -
12-14 IC 6.0 6.0IR1.5ISO .NVR1..-6.0 -
15-18 IC 1/4” 2IR1.5ISO NVR10-2 -
20-25 IC 3/8” 3IR1.5ISO NVR13-3 -
26-28 IC 3/8” 3IR1.5ISO AVR20-3 YI3
30-36 IC 3/8” 3IR1.5ISO AVR20-3 YI3-1N
38-45 IC 3/8” 3IR1.5ISO AVR32-3 YI3-1N
48-68 IC 3/8” 3IR1.5ISO AVR40-3 YI3-1N
1.75 M12 IC 6.0 6.0IR1.75ISO .NVR1..-6.0 -
2.00
M14 IC 6.0 6.0IR2.0ISO .NVR1..-6.0 -
M16-18 IC 1/4” 2IR2.0ISO NVR10-2 -
20-22 IC 3/8” 3IR2.0ISO NVR13-3 -
24 IC 3/8” 3IR2.0ISO NVR16-3 -
27-30 IC 3/8” 3IR2.0ISO AVR20-3 YI3
33-36 IC 3/8” 3IR2.0ISO AVR25-3 YI3
39-45 IC 3/8” 3IR2.0ISO AVR32-3 YI3-1N
48-68 IC 3/8” 3IR2.0ISO AVR40-3 YI3-1N
2.50M18 IC 1/4” 2IR2.5ISO NVR10-2 -
M20-M22 IC 3/8” 3IR2.5ISO NVR13-3 -
3.00
M24-M27 IC 3/8” 3IR3.0ISO NVR16-3 -
36-45 IC 3/8” 3IR3.0ISO AVR25-3 YI3
48-68 IC 3/8” 3IR3.0ISO AVR40-3 YI3
3.50 M30-M33 IC 3/8” 3IR3.5ISO NVR16-3 -
4.00
M36 IC 1/2” 4IR4.0ISO NVR20-4 -
M39 IC 1/2” 4IR4.0ISO AVR25-4 YI4
56-68 IC 1/2” 4IR4.0ISO AVR40-4 YI4
4.50M42 IC 1/2” 4IR4.5ISO AVR25-4 YI4-1P
M45 IC 1/2” 4IR4.5ISO AVR32-4 YI4
5.00M48 IC 1/2” 4IR5.0ISO AVR32-4 YI4-1P
M52 IC 1/2” 4IR5.0ISO AVR32-4 YI4
5.50 M56-60 IC 5/8” 5IR5.5ISO AVR40-5 YI5
6.00 M64-68 IC 5/8” 5IR6.0ISO AVR40-5 YI5
Ç
9
TT Gen Softwa
re
and updated v
ersions
can be downlo
aded from
www.vargus.c
om
Tooling recommendation
for a given Internal thread specification
American UNPitch tpi Thread Insert Size Ordering Code
Insert Holder Anvil
56 10 - 1/4 Micro 4.0 Special SMC..-4.0 -
48 10 - 5/16 Micro 4.0 Special SMC..-4.0 -
40 10 - 3/8 Micro 4.0 4.0SIR40UN SMC..-4.0 -
36 12 - 3/8 Micro 4.0 4.0SIR36UN SMC..-4.0 -
32
12 - 1/4 Micro 4.0 4.0SIR32UN SMC..-4.0 -
5/16 - 3/8 Micro 6.0 6.0SIR32UN SMC..-6.0 -
7/16 - 1/2 IC 6.0 6.0IR32UN .NVR 1..-6.0 -
9/16 - 11/16 IC 1/4” 2IR32UN NVR10-2 -
3/4 - 15/16 IC 3/8”” 3IR32UN NVR13-3 -
7/8 - 15/16 IC 3/8” 3IR32UN NVR16-3 -
1 IC 3/8” 3IR32UN AVR20-3 YI3 - 1N
28
12 - 1/4 Micro 4.0 4.0SIR28UN SMC..-4.0 -
5/16 - 3/8 Micro 6.0 6.0SIR28UN SMC..-6.0 -
7/16 - 1/2 IC 6.0 6.0IR28UN .NVR 1..-6.0 -
5/8 - 11/16 IC 1/4” 2IR28UN NVR10-2 -
3/4 - 13/16 IC 3/8” 3IR28UN NVR13-3 -
7/8 - 15/16 IC 3/8” 3IR28UN NVR16-3 -
1 - 1 1/8 IC 3/8” 3IR28UN AVR20-3 YI3 - 1N
1 3/16 IC 3/8” 3IR28UN AVR25-3 YI3 - 1N
27
1/4 Micro 4.0 4.0SIR27UN SMC..-4.0 -
5/16 - 3/8 Micro 6.0 6.0SIR27UN SMC..-6.0 -
7/16 - 1/2 IC 6.0 Special .NVR 1..-6.0 -
9/16 - 5/8 IC 1/4” 2IR27UN NVR10-2 -
3/4 IC 3/8” 3IR27UN NVR13-3 -
7/8 IC 3/8” 3IR27UN NVR16-3 -
1 IC 3/8” 3IR27UN AVR20-3 YI3 - 1N
24
12 - 1/4 Micro 4.0 4.0SIR24UN SMC..-4.0 -
5/16 - 3/8 Micro 6.0 6.0SIR24UN SMC..-6.0 -
7/16 IC 5.0 L 5LIR24UN .NVR10.-5L -
1/2 IC 6.0 6.0IR24UN .NVR 1..-6.0 -
9/16 - 11/16 IC 1/4” 2IR24UN NVR10-2 -
3/4 IC 3/8” 3IR24UN NVR13-3 -
7/8 IC 3/8” 3IR24UN NVR16-3 -
1 - 1 1/8 IC 3/8” 3IR24UN AVR20-3 YI3 - 1N
1 1/4 - 1 1/2 IC 3/8” 3IR24UN AVR25-3 YI3 - 1N
1 5/8 - 24 IC 3/8” 3IR24UN AVR32-3 YI3 - 1N
20
5/16 - 3/8 Micro 6.0 6.0SIR20UN SMC..-6.0 -
7/16 IC 5.0 L 5LIR20UN .NVR10.-5L -
1/2 - 9/16 IC 6.0 6.0IR20UN .NVR 1..-6.0 -
5/8 - 11/16 IC 1/4” 2IR20UN NVR10-2 -
3/4 - 13/16 IC 3/8” 3IR20UN NVR13-3 -
7/8 - 15/16 IC 3/8” 3IR20UN NVR16-3 -
1 - 1 3/16 IC 3/8” 3IR20UN AVR20-3 YI3 - 1N
1 1/4 - 1 1/2 IC 3/8” 3IR20UN AVR25-3 YI3 - 1N
1 9/16 - 1 13/16 IC 3/8” 3IR20UN AVR32-3 YI3 - 1N
1 7/8 - 2 1/8 IC 3/8” 3IR20UN AVR40-3 YI3 - 1N
Ç
10
TT Gen Softwa
re
and updated v
ersions
can be downlo
aded from
www.vargus.c
om
Tooling recommendation
for a given Internal thread specification
American UN (con't)Pitch tpi Thread Insert Size Ordering Code
Insert Holder Anvil
18
5/16 - 3/8 Micro 6.0 6.0SIR18UN SMC..-6.0 -
7/16 IC 5.0 L 5LIR18UN .NVR10.-5L -
1/2 - 9/16 IC 6.0 6.0IR18UN .NVR 1..-6.0 -
5/8 IC 1/4” 2IR18UN NVR10-2 -
3/4 IC 3/8” 3IR18UN NVR13-3 -
7/8 - 1 IC 3/8” 3IR18UN NVR16-3 -
1 1/16 - 1 3/16 IC 3/8” 3IR18UN AVR20-3 YI3 - 1N
1 1/4 - 1 1/2 IC 3/8” 3IR18UN AVR25-3 YI3 - 1N
1 9/16 - 1 3/4 IC 3/8” 3IR18UN AVR32-3 YI3 - 1N
1 7/8 - 2 IC 3/8” 3IR18UN AVR40-3 YI3 - 1N
16
3/8 Micro 6.0 6.0SIR16UN SMC..-6.0 -
7/16 IC 5.0 L 5LIR16UN .NVR10.-5L -
1/2 - 9/16 IC 6.0 6.0IR16UN .NVR 1..-6.0 -
5/8 - 11/16 IC 1/4” 2IR16UN NVR10-2 -
3/4 - 13/16 IC 3/8” 3IR16UN NVR13-3 -
7/8 - 1 IC 3/8” 3IR16UN NVR16-3 -
1 1/16 - 1 1/8 IC 3/8” 3IR16UN AVR20-3 YI3
1 3/16 IC 3/8” 3IR16UN AVR20-3 YI3 - 1N
1 1/4 - 1 1/2 IC 3/8” 3IR16UN AVR25-3 YI3 - 1N
1 9/16 - 1 13/16 IC 3/8” 3IR16UN AVR32-3 YI3 - 1N
1 7/8 - 2 1/8 IC 3/8” 3IR16UN AVR40-3 YI3 - 1N
14
7/16 IC 5.0 L 5LIR14UN .NVR10.-5L -
1/2 - 9/16 IC 6.0 6.0IR14UN .NVR 1..-6.0 -
5/8 IC 1/4” 2IR14UN NVR10-2 -
3/4 IC 3/8” 3IR14UN NVR13-3 -
7/8 - 1 IC 3/8” 3IR14UN NVR16-3 -
1 1/8 IC 3/8” 3IR14UN AVR20-3 YI3
1 1/4 IC 3/8” 3IR14UN AVR25-3 YI3
1 3/8 - 1 1/2 IC 3/8” 3IR14UN AVR25-3 YI3 - 1N
1 5/8 - 1 3/4 IC 3/8” 3IR14UN AVR32-3 YI3 - 1N
1 7/8 - 2 IC 3/8” 3IR14UN AVR40-3 YI3 - 1N
13 1/2 - 13 IC 6.0 6.0I13UN...158/001 BNVR 10S-6.0 -
12
9/16 - 11/16 IC 1/4” 2I12UN...158/002 NVRC10-2 156/001 -
3/4 - 7/8 IC 3/8” 3IR12UN NVR13-3 -
15/16 - 1 IC 3/8” 3IR12UN NVR16-3 -
1 1/16 - 1 3/16 IC 3/8” 3IR12UN AVR20-3 YI3
1 1/4 - 1 1/2 IC 3/8” 3IR12UN AVR25-3 YI3
1 9/16 - 1 13/16 IC 3/8” 3IR12UN AVR32-3 YI3
1 7/8 - 2 1/8 IC 3/8” 3IR12UN AVR40-3 YI3 - 1N
11 5/8 - 11 IC 1/4U” 2UIR11UN...158/003 NVRC11-2U 156/002 -
10
7/8 IC 3/8” 3IR10UN NVR13-3 -
1 - 10 IC 3/8” 3IR10UN NVR16-3 -
1 1/8 - 10 IC 3/8” 3IR10UN AVR20-3 YI3
1 1/4 - 1 1/2 IC 3/8” 3IR10UN AVR25-3 YI3
1 5/8 - 1 3/4 IC 3/8” 3IR10UN AVR32-3 YI3
1 7/8 - 2 IC 3/8” 3IR10UN AVR40-3 YI3
Ç
11
TT Gen Softwa
re
and updated v
ersions
can be downlo
aded from
www.vargus.c
om
Tooling recommendation
for a given Internal thread specification
American UN (con't)Pitch tpi Thread Insert Size Ordering Code
Insert Holder Anvil
9 7/8 - 9 IC 3/8” 3IR9UN NVR13-3 -
8
1 IC 3/8” 3IR8UN NVR16-3 -
1 1/16 - 1 3/16 IC 3/8” 3IR8UN AVR20-3 YI3 - 1P
1 1/4 IC 3/8” 3IR8UN AVR20-3 YI3
1 5/16 - 1 1/2 IC 3/8” 3IR8UN AVR25-3 YI3
1 9/16 - 1 13/16 IC 3/8” 3IR8UN AVR32-3 YI3
1 7/8 - 2 1/8 IC 3/8” 3IR8UN AVR40-3 YI3
7 1 1/8 - 1 1/4 IC 1/2” 4IR7UN NVR20-4 -
6
1 3/8 - 1 7/16 IC 1/2” 4IR6UN NVR20-4 -
1 1/2 - 1 5/8 IC 1/2” 4IR6UN AVR25-4 YI4 - 1P
1 11/16 IC 1/2” 4IR6UN AVR25-4 YI4
1 3/4 - 2 IC 1/2” 4IR6UN AVR32-4 YI4
2 1/8 - 6 IC 1/2” 4IR6UN AVR40-4 YI4
5 1 3/4 - 5 IC 1/2” 4IR5UN AVR25-4 YI4 - 1P
4.5 2 - 4 1/2 IC 5/8” 5IR4.5UN AVR32-5 YI5 - 1P
Ç
12
TT Gen Softwa
re
and updated v
ersions
can be downlo
aded from
www.vargus.c
om
Tooling recommendation
for a given Internal thread specification
WhitworthPitch tpi Thread Insert Size Ordering Code
Insert Holder Anvil
26
1/4 Micro 4.0 4.0SIR26W SMC..-4.0 -
5/16 - 1/2 Micro 6.0 6.0SIR26W SMC..-6.0 -
9/16 - 5/8 IC 1/4” 2IR26W NVR10-2 -
11/16 IC 1/4” 2IR26W NVR13-2 -
3/4 - 13/16 IC 3/8” 3IR26W NVR13-3 -
7/8 - 15/16 IC 3/8” 3IR26W NVR16-3 -
1 - 1 3/16 IC 3/8” 3IR26W AVR20-3 YI3 - 1N
1 1/4 - 1 7/16 IC 3/8” 3IR26W AVR25-3 YI3 - 1N
1 1/2 - 1 3/4 IC 3/8” 3IR26W AVR32-3 YI3 - 1N
1 7/8 - 2 IC 3/8” 3IR26W AVR40-3 YI3 - 1N
22 5/16 Micro 6.0 6.0SIR22W SMC..-6.0 -
20
3/8 - 9/16 Micro 6.0 6.0SIR20W SMC..-6.0 -
5/8 - 11/16 IC 1/4” 2IR20W NVR10-2 -
3/4 - 13/16 IC 3/8” 3IR20W NVR13-3 -
7/8 - 1 IC 3/8” 3IR20W NVR16-3 -
1 1/16 - 1 3/16 IC 3/8” 3IR20W AVR20-3 YI3 - 1N
1 1/4 - 1 7/16 IC 3/8” 3IR20W AVR25-3 YI3 - 1N
1 1/2 - 1 3/4 IC 3/8” 3IR20W AVR32-3 YI3 - 1N
1 7/8 - 3 IC 3/8” 3IR20W AVR40-3 YI3 - 1N
11/16 IC 1/4” 2IR16W NVR10-2 -
3/4 - 11/16 IC 3/8” 3IR16W NVR13-3 -
7/8 - 1 IC 3/8” 3IR16W NVR16-3 -
16
1 1/16 - 1 1/8 IC 3/8” 3IR16W AVR20-3 YI3
1 3/16 IC 3/8” 3IR16W AVR20-3 YI3 - 1N
1 1/4 - 1 7/16 IC 3/8” 3IR16W AVR25-3 YI3 - 1N
1 1/2 - 1 3/4 IC 3/8” 3IR16W AVR32-3 YI3 - 1N
1 7/8 - 4 5/8 IC 3/8” 3IR16W AVR40-3 YI3 - 1N
4 3/4 - 7 IC 3/8” 3IR16W AVR40-3 YI3 - 1.5N
147/16 IC 5.0 L 5LIR14W .NVR10.-5L -
5/8 - 11/16 IC 1/4” 2IR14W NVR10-2 -
12
13/16 IC 3/8” 3IR12W NVR13-3 -
15/16 - 1 IC 3/8” 3IR12W NVR16-3 -
1 1/16 - 1 3/16 IC 3/8” 3IR12W AVR20-3 YI3
1 1/4 - 1 1/2 IC 3/8” 3IR12W AVR25-3 YI3
1.6 - 1 3/4 IC 3/8” 3IR12W AVR32-3 YI3 - 1N
1 7/8 - 6 IC 3/8” 3IR12W AVR40-3 YI3 - 1N
6 1/4 - 7 IC 3/8” 3IR12W AVR40-3 YI3 - 1.5N
11 7/8 IC 3/8” 3IR11W NVR13-3 -
10 1 IC 3/8” 3IR10W NVR16-3 -
Ç
13
TT Gen Softwa
re
and updated v
ersions
can be downlo
aded from
www.vargus.c
om
Tooling recommendation
for a given Internal thread specification
Whitworth (con't)Pitch tpi Thread Insert Size Ordering Code Anvil
Insert Holder
97/8 IC 3/8” 3IR9W NVR13-3 -
1 1/8 - 1 1/4 IC 3/8” 3IR9W AVR20-3 YI3
8
1 IC 3/8” 3IR8W NVR16-3 -
1 3/16 IC 3/8” 3IR8W AVR20-3 YI3 - 1P
1 5/16 - 1 1/2 IC 3/8” 3IR8W AVR25-3 YI3
1.6 - 1 7/8 IC 3/8” 3IR8W AVR32-3 YI3
1.9 - 2 1/4 IC 3/8” 3IR8W AVR40-3 YI3
2.4 - 7 IC 3/8” 3IR8W AVR40-3 YI3 - 1N
71 1/4 IC 1/2” 4IR7W NVR20-4 -
1 3/4 - 2 IC 1/2” 4IR7W AVR32-4 YI4
6
1 5/16 - 1 7/16 IC 1/2” 4IR6W NVR20-4 -
1 1/2 - 1 5/8 IC 1/2” 4IR6W AVR25-4 YI4 - 1P
1 7/8 - 1.9 IC 1/2” 4IR6W AVR32-4 YI4
2.1 - 3.1 IC 1/2” 4IR6W AVR40-4 YI4
3 1/4 - 7 IC 1/2” 4IR6W AVR40-4 YI4 - 1N
51 3/4 IC 1/2” 4IR5W AVR25-4 YI4 - 1P
3 - 3 1/4 IC 1/2” 4IR5W AVR40-4 YI4
4.52 IC 5/8” 5IR4.5W AVR32-5 YI5 - 1P
3 1/2 - 4 IC 5/8” 5IR4.5W AVR60-5 YI5
4
2 1/4 IC 5/8” 5IR4W AVR40-5 YI5 - 1P
2 1/2 IC 5/8” 5IR4W AVR40-5 YI5
4 1/4 - 4 3/4 IC 5/8” 5IR4W AVR60-5 YI5
4 7/8 - 7 IC 5/8” 5IR4W AVR60-5 YI5 - 1N
3.52 3/4 IC 5/8” U 5UEI3.5W AVR40-5U YI5U - 1P
3 IC 5/8” U 5UEI3.5W AVR50-5U YI5U
3.253 1/4 IC 5/8” U 5UEI3.25W AVR50-5U YI5U
3 1/2 IC 5/8” U 5UEI3.25W AVR60-5U YI5U
3 3 3/4 - 4 IC 5/8” U 5UEI3W AVR60-5U YI5U
2.75 5 IC 5/8” U 5UEI2.75W AVR60-5U YI5U
2.5 6 IC 5/8” V 5VIR2.5W NVR60-5V -
Ç
14
TT Gen Softwa
re
and updated v
ersions
can be downlo
aded from
www.vargus.c
om
Tooling recommendation
for a given Internal thread specification
BSP (55°)Pitch tpi Thread Insert Size Ordering Code
Insert Holder Anvil
28G1/16 Micro 6.0 6.0SIR28W SMC..-6.0 -
G1/8 IC 5.0 L 5LIR28W .NVR10.-5L -
19G1/4 IC 6.0 6.0IR19W .NVR1..-6.0 -
G3/8 IC 1/4" 2IR19W NVR10-2 -
14G1/2 & G5/8 IC 3/8" 3IR14W NVR13-3 -
G3/4 & G7/8 IC 3/8" 3IR14W AVR20-3 YI3
11
G1 & G1 1/8 & 1 1/4 IC 3/8" 3IR11W AVR25-3 YI3
G1 1/2 IC 3/8" 3IR11W AVR40-3 YI3 - 1N
G1 3/4 IC 3/8" 3IR11W AVR40-3 YI3 - 1N
G2 IC 3/8" 3IR11W AVR40-3 YI3 - 1N
G2 1/4 IC 3/8" 3IR11W AVR40-3 YI3 - 1N
G2 1/2 IC 3/8" 3IR11W AVR40-3 YI3 - 1N
G2 3/4 IC 3/8" 3IR11W AVR40-3 YI3 - 1N
G3 IC 3/8" 3IR11W AVR40-3 YI3 - 1N
G3 1/2 IC 3/8" 3IR11W AVR40-3 YI3 - 1N
G4 IC 3/8" 3IR11W AVR40-3 YI3 - 1N
G4 1/2 IC 3/8" 3IR11W AVR40-3 YI3 - 1N
G5 IC 3/8" 3IR11W AVR40-3 YI3 - 1N
G5 1/2 IC 3/8" 3IR11W AVR40-3 YI3 - 1N
G6 IC 3/8" 3IR11W AVR40-3 YI3 - 1N
BSPTPitch tpi Thread Insert Size Ordering Code
Insert Holder Anvil
28 1/8 IC 5.0 L 5LIR28BSPT .NVR1..-5L -
191/4 IC 6.0 6.0IR19BSPT .NVR1..-6.0 -
3/8 IC 1/4" 2IR19BSPT NVR10-2 -
141/2 IC 3/8" 3IR14BSPT NVR13-3 -
3/4 IC 3/8" 3IR14BSPT AVR20-3 YI3
11
1 IC 3/8" 3IR11BSPT AVR25-3 YI3
1 1/4 IC 3/8" 3IR11BSPT AVR32-3 YI3
1 1/2 IC 3/8" 3IR11BSPT AVR40-3 YI3 - 1N
2 IC 3/8" 3IR11BSPT AVR40-3 YI3 - 1N
2 1/2 IC 3/8" 3IR11BSPT AVR40-3 YI3 - 1N
3 IC 3/8" 3IR11BSPT AVR40-3 YI3 - 1N
4 IC 3/8" 3IR11BSPT AVR40-3 YI3 - 1N
5 IC 3/8" 3IR11BSPT AVR40-3 YI3 - 1N
6 IC 3/8" 3IR11BSPT AVR40-3 YI3 - 1N
Ç
15
TT Gen Softwa
re
and updated v
ersions
can be downlo
aded from
www.vargus.c
om
Tooling recommendation
for a given Internal thread specification
NPT
Pitch tpi Thread Insert Size Ordering Code
Insert Holder Anvil
27 1/16 Micro 6.0 6.0SIR27NPT SMC..-6.0 -
181/4 Micro 6.0 6.0SIR18NPT SMC..-6.0 -
3/8 Micro 6.0 6.0SIR18NPT SMC..-6.0 -
141/2 IC 3/8" 3IR14NPT NVR13-3 -
3/4 IC 3/8" 3IR14NPT NVR13-3 -
11.5
1 IC 3/8" 3IR11.5NPT AVR20-3 YI3
1 1/4 IC 3/8" 3IR11.5NPT AVR32-3 YI3
1 1/2 IC 3/8" 3IR11.5NPT AVR32-3 YI3 - 1N
2 IC 3/8" 3IR11.5NPT AVR40-3 YI3 - 1N
8
2 1/2 IC 3/8" 3IR8NPT AVR40-3 YI3 - 1N
3 IC 3/8" 3IR8NPT AVR40-3 YI3 - 1N
3 1/2 IC 3/8" 3IR8NPT AVR40-3 YI3 - 1N
4 IC 3/8" 3IR8NPT AVR40-3 YI3 - 1N
5 IC 3/8" 3IR8NPT AVR40-3 YI3 - 1N
6 IC 3/8" 3IR8NPT AVR40-3 YI3 - 1N
8 IC 3/8" 3IR8NPT AVR40-3 YI3 - 1N
10 IC 3/8" 3IR8NPT AVR40-3 YI3 - 1N
12 IC 3/8" 3IR8NPT AVR40-3 YI3 - 1N
NPTFPitch tpi Thread Insert Size Ordering Code
Insert Holder Anvil
27 1/8 IC 5.0 L 5LIR27NPTF .NVR1..-5L -
181/4 IC 6.0 6.0IR18NPTF .NVR1..-6.0 -
3/8 IC 1/4" 2IR18NPTF NVR10-2 -
141/2 IC 3/8" 3IR14NPTF NVR13-3 -
3/4 IC 3/8" 3IR14NPTF NVR16-3 -
11.5
1 IC 3/8" 3IR11.5NPTF AVR20-3 YI3
1 1/4 IC 3/8" 3IR11.5NPTF AVR32-3 YI3
1 1/2 IC 3/8" 3IR11.5NPTF AVR32-3 YI3 - 1N
2 IC 3/8" 3IR11.5NPTF AVR40-3 YI3 - 1N
82 1/2 IC 3/8" 3IR8NPTF AVR40-3 YI3 - 1N
3 IC 3/8" 3IR8NPTF AVR40-3 YI3 - 1N
PGPitch tpi Thread Insert Size Ordering Code
Insert Holder Anvil
20 Pg 7 IC 6.0 6.0IR20PG .NVR 1..6.0 -
18
Pg 9 IC 1/4" 2IR18PG NVR10-2 -
Pg 11 & Pg 13.5 IC 3/8" 3IR18PG NVR13-3 -
Pg 16 IC 3/8" 3IR18PG NVR16-3 -
16
Pg 21 IC 3/8" 3IR16PG AVR20-3 YI3
Pg 29 IC 3/8" 3IR16PG AVR25-3 YI3 - 1N
Pg 36 & Pg 42 & Pg 48 IC 3/8" 3IR16PG AVR40-3 YI3 - 1N
Ç
16
Thread Turning
> Inserts
Back to Main Index
18
Thread Turning
Inserts
M
1
1- Product Line
M - Microscope
2 - Insert Size
4, 5, 6, 7
3 - Min. Bore Dia.
3.2, 4.2,...
4 - Type of Application
TH - Threading
7 - Overhang
L16
8 - LH or RH
R - RH
L - LH
9 - Carbide Grades
VBX
5 - Pitch (for Threading)
Full Profile - Pitch Range
mm tpi
0.5-1.5 28-18
Partial Profile - Pitch Range
mm tpi
A 0.5 - 1.5 A 48 -16
F 0.5 - 1.0 F 48 - 24
6 - Threading Standard
ISO - ISO Metric
UN - American UN
W - Whitworth for BSW, BSP
NPT - NPT
60° - Partial Profile 60°
55° - Partial Profile 55°
5
2
42
3
TH
4
0.5
5
ISO
6
L16
7
R/L
8
VBX
9
VARDEX Ordering Code System ..................................................................................................................................................Page 18
Partial Profile 60° ....................................................................................................................................................................................Page 20
Partial Profile 55° ....................................................................................................................................................................................Page 23
ISO Metric ..................................................................................................................................................................................................Page 26
American UN ...........................................................................................................................................................................................Page 35
Whitworth for BSW, BSP ...................................................................................................................................................................Page 45
BSPT ..............................................................................................................................................................................................................Page 53
NPT ................................................................................................................................................................................................................Page 56
NPTF .............................................................................................................................................................................................................Page 61
NPS ................................................................................................................................................................................................................Page 64
Round (DIN 405) ...................................................................................................................................................................................Page 65
Round (DIN 20400) ..............................................................................................................................................................................Page 66
Trapez ..........................................................................................................................................................................................................Page 67
American ACME ....................................................................................................................................................................................Page 70
Stub ACME................................................................................................................................................................................................Page 73
UNJ ................................................................................................................................................................................................................Page 74
MJ ...................................................................................................................................................................................................................Page 81
American Buttress ................................................................................................................................................................................Page 83
British Buttress ........................................................................................................................................................................................Page 85
Metric Buttress (Sägengewinde) ................................................................................................................................................Page 86
API ... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Page 87
API Buttress Casing .... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Page 88
API Round Casing & Tubing ...........................................................................................................................................................Page 89
VAM ...............................................................................................................................................................................................................Page 91
EL-Extreme Line .....................................................................................................................................................................................Page 92
Hughes H-90 ...........................................................................................................................................................................................Page 93
Pg ................................................................................................................................................................................................................... Page 94
Inserts Ordering Code System
Micro Threading Inserts - Single Ended
THREAD TURNING INSERTS
Thread Turning Index
Back to Main Index ´
19
Thread Turning
Inserts
3
1 2
E
3
R
4
1.5
5
ISO
6 7 8 9 10
VTX
11 12
1- Insert Size
5L - IC5.0L mm
4.0K - IC4.0 mm
6.0 - IC6.0 mm
2 - IC1/4”
3 - IC 3/8”
4 - IC 1/2”
5 - IC5/8”
2 - Insert Style 3 - Type of Insert
E - External
I - Internal
EI - External +Internal
4 - RH/LH Insert
R - Right Hand Insert
L - Left Hand Insert
None - Right + Left Insert
7 - No. of Cutting Corners
6C - V6 Cutting Corners
None - All Others
9 - No. of Teeth
(for multitooth Style)
2, 3, 5, 6, 8
10 - Multi tooth Style 11 - Carbide Grade
VKX, VTX, VCB, VM7, VK2, VK2P,
VKP, VHX, VBX
12 - Coarse Pitch Inserts
158/...
8 - API Form
382
383
403
502
503
2
3
15
75
125
5 - Pitch
Full Profile - Pitch Range
mm tpi
0.35-12.0 72-2
Partial Profile - Pitch Range
mm tpi
A 0.5 - 1.5 48 -16
AG 0.5 - 3.0 48 - 8
G 1.75 - 3.0 14 - 8
N 3.5 - 5.0 7 - 5
U 5.5 - 8.0 4½ - 3½
Q 5.5 - 6.0 4½ - 4
U 6.5 - 9.0 4 - 2¾
V 6.0 - 10.0 4 - 2½
6 - Standard
60° - Partial Profile 60°
55° - Partial Profile 55°
ISO - ISO Metric
UN - American UN
W - Whitworth for BSW, BSP
BSPT - Britsh Standard Pipe Thread
NPT - NPT
NPTF - NPTF
NPS - NPS
RD - Round DIN 405
RD20400 - Round DIN 20400
TR - Tarpez DIN 103
ACME - ACME
STACME - Stub ACME
UNJ - UNJ
MJ - ISO 5855
ABOUT - American Butterss
BBUT - British Buttress
SAGE - Metric Buttress DIN 513
API - API
BUT - API Buttress Casing
APPIRD - API Round Casing & Tubing
VAM - VAM
EL - Extreme Line Casing
H90 - H90
PG - Pg DIN 40430
Micro Threading Inserts - Double Ended
3
1
S
2
I
3
R
4
0.5
5
ISO
6
VMX
7
1- Insert Dia.
3.0 - 3.0 mm
4.0 - 4.0 mm
6.0 - 6.0 mm
8.0 - 8.0 mm
10.0 -10.0 mm
2 - Insert Style
S - Micro Insert
3 - Type of Insert
I - Internal
4 - RH/LH Insert
R - Right Hand Insert
L - Left Hand Insert
5 - Pitch
Full Profile - Pitch Range
mm tpi
0.30-1.5 40-16
Partial Profile - Pitch Range
mm tpi
A 0.5 - 1.5 A 48 - 16
F 0.5 - 3.0 F 48 - 24 7 - Carbide Grades
VMX
6 - Standard
60° - Partial Profile 60°
55° - Partial Profile 55°
ISO - ISO Metric
MJ - ISO 5855
NPT - NPT
NPTF - NPTF
UN - American UN
W - Whitworth for BSW, BSP
Vardex Ordering Code System
Threading Inserts (Not Including Micro and Microscope Systems)
IC
SCB
JL
U V
Z+
M+ T+
Ç
20
Thread Turning
Inserts
Standard
Insert Size Pitch Ordering Code Dimensions mm Anvil
IC L mm mm tpi RH LH r X Y RH LH Toolholder
1/4" 11 0.5-1.5 48-16 2ERA60... 2ELA60... 0.05 0.8 0.9 - - NL..-2 (LH)
3/8” 16
0.5-1.5 48-16 3ERA60... 3ELA60... 0.05 0.8 0.9
YE3 YI3 AL..-3 (LH)1.75-3.0 14-8 3ERG60... 3ELG60... 0.27 1.2 1.7
0.5-3.0 48-8 3ERAG60... 3ELAG60... 0.08 1.2 1.7
3/8”SCB
16
0.5-1.5 48-16 3JERA60... 0.05 0.6 0.8
YE3 - AL..-31.75-3.0 14-8 3JERG60... 0.27 1.1 1.5
0.5-3.0 48-8 3JERAG60... 0.08 0.9 1.5
3/8” V6 16 0.5-2.0 48-13 3ERS60-6C... 0.06 1.9 3.0 YE3-6C - AL..-3
1/2” 22 3.5-5.0 7-5 4ERN60... 4ELN60... 0.53 1.7 2.5 YE4 YI4 AL..-4 (LH)
5/8” 27 5.5-6.0 4.5-4 5ERQ60... 5ELQ60... 0.64 2.1 3.1 YE5 YI5 AL..-5 (LH)
U StyleInsert Size Pitch Ordering Code Dimensions mm Anvil
IC L mm mm tpi RH+LH r X Y RH LH Toolholder
1/2”U 22 5.5-8.0 4.5-3.25 4UEIU60... 0.30 0.6 11.0 YE4U YI4U AL..-4U (LH)
5/8”U 27 6.5-9.0 4-2.75 5UEIU60... 0.37 1.0 13.7 YE5U YI5U AL..-5U (LH)
Slim ThroatInsert Size Pitch Ordering Code Dimensions mm
IC L mm mm tpi RH LH r X Y T Toolholder
1/4”V 11 0.5-1.5 48-16 2VERA60... 2VELA60... 0.05 0.69 2.3 3.2 NL..-2V (LH)
3/8”V 16
0.5-1.5 48-16 3VERA60... 3VELA60... 0.05 1.10 2.7 3.6
NL..-3V (LH)1.75-3.0 14-8 3VERG60... 3VELG60... 0.27 1.10 1.9 3.6
0.5-3.0 48-8 3VERAG60... 3VELAG60... 0.08 1.10 1.9 3.6
1/2”V 22 3.5-5.0 7-5 4VERN60... 4VELN60... 0.53 1.10 2.3 4.8 NL..-4V (LH)
V StyleInsert Size Pitch Ordering Code Dimensions mm
IC L mm mm tpi RH LH r X Y T Toolholder
5/8”V 27 6.0-10.0 4-2.5 5VERV60... 5VELV60... 0.75 0.6 5.2 10 NL..-5V-10 (LH)
L
X
Y
IC
r LX
IC
T
Y
r
60°
X
L
IC
r
Y
IC
L
Y
X
r
Y
rX
L
IC
Partial Profile 60°
External
Internal
External
Standard U Style V Style / Slim ThroatV6
SCB
Sintered
Chipbreaker
SCB
Ç
21
Thread Turning
Inserts
StandardInsert Size Pitch Ordering Code Dimensions mm Anvil
IC L mm mm tpi RH LH r X Y RH LH Toolholder
1/4" 11 0.5-1.5 48-16 2IRA60... 2ILA60... 0.05 0.8 0.9 - - NVR..-2 (LH)
1/4"SCB
11 0.5-1.5 48-16 2JIRA60... 0.05 0.6 0.8 - - NVR..-2
3/8” 16
0.5-1.5 48-16 3IRA60... 3ILA60... 0.05 0.8 0.9
YI3 YE3 AVR..-3 (LH)1.75-3.0 14-8 3IRG60... 3ILG60... 0.16 1.2 1.7
0.5-3.0 48-8 3IRAG60... 3ILAG60... 0.05 1.2 1.7
3/8”SCB
16
0.5-1.5 48-16 3JIRA60... 0.05 0.6 0.8
- AVR..-31.75-3.0 14-8 3JIRG60... 0.16 1.0 1.5 YI3
0.5-3.0 48-8 3JIRAG60... 0.05 0.9 1.5
3/8”V6
16 0.5-2.0 48-14 3IRS60-6C... 0.03 1.6 2.6 YI3-6C -AVR..-3NVRC..-3 206/...
1/2” 22 3.5-5.0 7-5 4IRN60... 4ILN60... 0.30 1.7 2.5 YI4 YE4 AVR..-4 (LH)
5/8” 27 5.5-6.0 4.5-4 5IRQ60... 5ILQ60... 0.30 1.8 2.7 YI5 YE5 AVR..-5 (LH)
U StyleInsert Size Pitch Ordering Code Dimensions mm Anvil
IC L mm mm tpi RH+LH r X Y RH LH Toolholder
1/2”U 22 5.5-8.0 4.5-3.25 4UEIU60... 0.30 0.6 11.0 YI4U YE4U AVR..-4U (LH)
5/8”U 27 6.5-9.0 4-2.75 5UEIU60... 0.37 1.0 13.7 YI5U YE5U AVR..-5U (LH)
V StyleInsert Size Pitch Ordering Code Dimensions mm
IC L mm mm tpi RH LH r X Y T Toolholder
5/8”V 27 6.0-10.0 4-2.5 5VIRV60... 5VILV60... 0.35 1.0 4.3 8 NVR..-5V (LH)
L
X
Y
IC
r L X
IC
Y
rT
60°
IC
L
Y
X
r
X
L
IC
r
YX
Y
L
r
IC
Partial Profile 60° (con't)
Internal
Internal
External
Standard U Style V Style V6
SCB
Sintered
Chipbreaker
SCB
Ç
22
Thread Turning
Inserts
Mini-3Insert Size Pitch Ordering Code Dimensions mm Min. Bore dia.
IC L mm mm tpi RH r Y F mm Toolholder
4.0 6 0.5-1.25 48-20 4.0KIRA60... 0.05 0.6 3.7 6.35 .NVR.5-4.0K
6.0 10 0.5-1.5 48-16 6.0IRA60... 0.05 0.9 5.3 10.00 .NVR 1..-6.0
Mini-LInsert Size Pitch Ordering Code Dimensions mm Min Bore dia.
IC mm tpi RH r Y F mm Toolholder
5.0L 0.5-1.5 48-16 5LIRA60... 0.05 0.9 4.65 8.0 .NVR 10.-5L
Micro - Double Ended
Insert dia. Pitch Ordering Code Dimensions mm Min. Bore dia.
d mm mm tpi RH/LH r L1 L F Y mm Toolholder
3.0 0.5-1.0 48-24 3.0SIRF60... 0.05 16 50 1.46 0.9 3.3 SMC..-3.0
4.0 0.5-1.0 48-24 4.0SIRF60... 0.05 16 50 1.96 0.9 4.3 SMC..-4.0
6.0 0.5-1.5 48-16 6.0SIRA60... 0.05 16 50 2.50 0.9 6.0 SMC..-6.0
Left Handed Tool Supplied by Request. (Example: 6.0SILA60...)
Micro - Single Ended
Insert dia. Pitch Ordering Code Dimensions mm Min. Bore dia.
d mm mm tpi RH/LH r L1 L F Y mm Toolholder
4.0 0.5-1.0 48-24 M429THF60L16R/L 0.05 16 33 0.9 0.9 3.2 MHC..-4
4.0 0.5-1.0 48-24 M439THF60L16R/L 0.05 16 33 1.9 0.9 4.2 MHC..-4
6.0 0.5-1.5 48-16 M659THA60L16R/L 0.05 16 42 2.9 0.9 6.2 MHC..-6
Left Handed Tool Supplied by Request. (Example: M429THF60L16L)
Y
Lr
IC
Y r
IC 5.0 L
60°
F F
FY
L1
L
r
Fd
L
L1Yr
d
60°
Partial Profile 60° (con't)
Internal
Internal
External
Mini-3 Mini-L
Internal
Internal
External
RH-Single Ended RH-Double Ended
Ç
23
Thread Turning
Inserts
StandardInsert Size Pitch Ordering Code Dimensions mm Anvil
IC L mm mm tpi RH LH r X Y RH LH Toolholder
1/4" 11 0.5-1.5 48-16 2ERA55... 2ELA55... 0.05 0.8 0.9 - - NL..-2 (LH)
3/8” 16
0.5-1.5 48-16 3ERA55... 3ELA55... 0.05 0.8 0.9
YE3 YI3 AL..-3 (LH)1.75-3.0 14-8 3ERG55... 3ELG55... 0.21 1.2 1.7
0.5-3.0 48-8 3ERAG55... 3ELAG55... 0.07 1.2 1.7
3/8”SCB
16
0.5-1.5 48-16 3JERA55... 0.05 0.6 0.8
YE3 - AL..-31.75-3.0 14-8 3JERG55... 0.21 1.1 1.5
0.5-3.0 48-8 3JERAG55... 0.07 0.9 1.5
3/8”V6 16 - 48-14 3ERS55-6C... 0.05 1.8 2.8 YE3-6C - AL..-3
1/2” 22 3.5-5.0 7-5 4ERN55... 4ELN55... 0.43 1.7 2.5 YE4 YI4 AL..-4 (LH)
5/8” 27 5.5-6.0 4.5-4 5ERQ55... 5ELQ55... 0.60 2.0 2.9 YE5 YI5 AL..-5 (LH)
U StyleInsert Size Pitch Ordering Code Dimensions mm Anvil
IC L mm mm tpi RH+LH r X Y RH LH Toolholder
1/2”U 22 5.5-8.0 4.5-3.25 4UEIU55... 0.60 0.9 11.0 YE4U YI4U AL..-4U (LH)
5/8”U 27 6.5-9.0 4-2.75 5UEIU55... 0.80 1.2 13.7 YE5U YI5U AL..-5U (LH)
Slim ThroatInsert Size Pitch Ordering Code Dimensions mm
IC L mm mm tpi RH LH r X Y T Toolholder
1/4”V 11 0.5-1.5 48-16 2VERA55... 2VELA55... 0.05 0.8 2.7 3.2 NL..-2V (LH)
3/8”V16
0.5-1.5 48-16 3VERA55... 3VELA55... 0.05 1.1 2.7 3.6
NL..-3V (LH)1.75-3.0 14-8 3VERG55... 3VELG55... 0.21 1.1 1.9 3.6
0.5-3.0 48-8 3VERAG55... 3VELAG55... 0.07 1.1 1.9 3.6
1/2”V 22 3.5-5.0 7-5 4VERN55... 4VELN55... 0.43 1.1 2.3 4.8 NL..-4V (LH)
V StyleInsert Size Pitch Ordering Code Dimensions mm
IC L mm mm tpi RH LH r X Y T Toolholder
5/8”V 27 6.0-9.0 4-2.75 5VERV55... 5VELV55... 0.70 1.0 4.3 8 NL..-5V-8 (LH)
IC
L
Y
X
r
55° L
X
Y
IC
r LX
IC
T
Y
r
Y
rX
L
IC
X
L
IC
r
Y
Partial Profile 55°
External
Internal
External
Standard U Style V Style / Slim ThroatV6
SCB
Sintered
Chipbreaker
SCB
Ç
24
Thread Turning
Inserts
StandardInsert Size Pitch Ordering Code Dimensions mm Anvil
IC L mm mm tpi RH LH r X Y RH LH Toolholder
1/4" 11 0.5-1.5 48-16 2IRA55... 2ILA55... 0.05 0.8 0.9 - - NVR..-2 (LH)
1/4”SCB
11 0.5-1.5 48-16 2JIRA55... 0.05 0.6 0.8 - - NVR..-2
3/8” 16
0.5-1.5 48-16 3IRA55... 3ILA55... 0.05 0.8 0.9
YI3 YE3 AVR..-3 (LH)1.75-3.0 14-8 3IRG55... 3ILG55... 0.21 1.2 1.7
0.5-3.0 48-8 3IRAG55... 3ILAG55... 0.07 1.2 1.7
3/8”SCB
16
0.5-1.5 48-16 3JIRA55... 0.05 0.6 0.8
YI3 - AVR..-31.75-3.0 14-8 3JIRG55... 0.21 1.1 1.5
0.5-3.0 48-8 3JIRAG55... 0.07 0.9 1.5
3/8”V6
16 - 48-16 3IRS55-6C... 0.05 1.6 2.6 YI3-6C -AVR..-3NVRC..-3 206/...
1/2” 22 3.5-5.0 7-5 4IRN55... 4ILN55... 0.43 1.7 2.5 YI4 YE4 AVR..-4 (LH)
5/8” 27 5.5-6.0 4.5-4 5IRQ55... 5ILQ55... 0.60 2.0 2.9 YI5 YE5 AVR..-5 (LH)
U StyleInsert Size Pitch Ordering Code Dimensions mm Anvil
IC L mm mm tpi RH+LH r X Y RH LH Toolholder
1/2”U 22 5.5-8.0 4.5-3.25 4UEIU55... 0.60 0.9 11.0 YI4U YE4U AVR..-4U (LH)
5/8”U 27 6.5-9.0 4-2.75 5UEIU55... 0.80 1.2 13.7 YI5U YE5U AVR..-5U (LH)
V StyleInsert Size Pitch Ordering Code Dimensions mm
IC L mm mm tpi RH LH r X Y T Toolholder
5/8”V 27 6.0-9.0 4-2.75 5VIRV55... 5VILV55... 0.70 1.0 4.3 8 NVR..-5V (LH)
55° L
X
Y
IC
r L X
Y
rT
IC
IC
L
Y
X
r
XY
L
r
IC
X
L
IC
r
Y
Partial Profile 55° (con't)
Internal
Internal
External
Standard U Style V StyleV6
SCB
Sintered
Chipbreaker
SCB
Ç
25
Thread Turning
Inserts
Mini-3Insert Size Pitch Ordering Code Dimensions mm Min Bore dia.
IC L mm mm tpi RH r Y F mm Toolholder
4.0 6 0.5-1.25 48-20 4.0KIRA55... 0.05 0.6 3.8 6.45 .NVR.5-4.0K
6.0 10 0.5-1.50 48-16 6.0IRA55... 0.05 0.9 5.3 10.00 .NVR 1..-6.0
Mini-LInsert Size Pitch Ordering Code Dimensions mm Min. Bore dia.
IC mm tpi RH r Y F mm Toolholder
5.0L 0.5-1.5 48-16 5LIRA55... 0.05 0.9 4.65 8.0 .NVR 10.-5L
Micro - Double Ended
Insert dia. Pitch Ordering Code Dimensions mm Min. Bore dia.
d mm mm tpi RH/LH r L1 L F Y mm Toolholder
3.0 0.5-1.0 48-24 3.0SIRF55... 0.05 16 50 1.46 0.9 3.3 SMC..-3.0
4.0 0.5-1.0 48-24 4.0SIRF55... 0.05 16 50 1.96 0.9 4.3 SMC..-4.0
6.0 0.5-1.5 48-16 6.0SIRA55... 0.05 16 50 2.50 0.9 6.0 SMC..-6.0
Left Handed Tool Supplied by Request. (Example: 6.0SILA55...)
Micro - Single Ended
Insert dia. Pitch Ordering Code Dimensions mm Min. Bore dia.
d mm mm tpi RH/LH r L1 L F Y mm Toolholder
4.0 0.5-1.0 48-24 M429TH F55 L16R/L 0.05 16 33 0.9 0.75 3.2 MHC ..-4
4.0 0.5-1.0 48-24 M439TH F55 L16R/L 0.05 16 33 1.9 0.75 4.2 MHC ..-4
6.0 0.5-1.5 48-16 M659TH A55 L16R/L 0.05 16 42 2.9 0.9 6.2 MHC ..-6
Left Handed Tool Supplied by Request. (Example: M429TH F55 L16L)
Y
Lr
IC
Y r
IC 5.0 L
55°
F F
55°
FY
L1
L
r
Fd
L
L1Y
r
d
Partial Profile 55° (con't)
Internal
Internal
External
Mini-3 Mini-L
Partial Profile 55°
Internal
Internal
External
RH-Single Ended RH-Double Ended
Ç
Ç
26
Thread Turning
Inserts
StandardInsert Size Pitch Ordering Code Dimensions mm Anvil
IC L mm mm RH LH h min X Y RH LH Toolholder
1/4" 11
0.25 2ER0.25ISO... 2EL0.25ISO... 0.14 0.4 0.2
- - NL..-2 (LH)
0.3 2ER0.3ISO... 2EL0.3ISO... 0.19 0.7 0.3
0.35 2ER0.35ISO... 2EL0.35ISO... 0.21 0.8 0.4
0.4 2ER0.4ISO... 2EL0.4ISO... 0.25 0.7 0.4
0.45 2ER0.45ISO... 2EL0.45ISO... 0.28 0.7 0.4
0.5 2ER0.5ISO... 2EL0.5ISO... 0.31 0.6 0.4
0.6 2ER0.6ISO... 2EL0.6ISO... 0.37 0.6 0.6
0.7 2ER0.7ISO... 2EL0.7ISO... 0.43 0.6 0.6
0.75 2ER0.75ISO... 2EL0.75ISO... 0.46 0.6 0.6
0.8 2ER0.8ISO... 2EL0.8ISO... 0.49 0.6 0.6
1.0 2ER1.0ISO... 2EL1.0ISO... 0.61 0.7 0.7
1.25 2ER1.25ISO... 2EL1.25ISO... 0.77 0.8 0.9
1.5 2ER1.5ISO... 2EL1.5ISO... 0.92 0.8 1.0
1.75 2ER1.75ISO... 2EL1.75ISO... 1.07 0.8 1.1
3/8” 16
0.25 3ER0.25ISO... 3EL0.25ISO... 0.14 0.4 0.2
YE3 YI3 AL..-3 (LH)
0.35 3ER0.35ISO... 3EL0.35ISO... 0.21 0.8 0.4
0.4 3ER0.4ISO... 3EL0.4ISO... 0.25 0.7 0.4
0.45 3ER0.45ISO... 3EL0.45ISO... 0.28 0.7 0.4
0.5 3ER0.5ISO... 3EL0.5ISO... 0.31 0.6 0.4
0.6 3ER0.6ISO... 3EL0.6ISO... 0.37 0.6 0.6
0.7 3ER0.7ISO... 3EL0.7ISO... 0.43 0.6 0.6
0.75 3ER0.75ISO... 3EL0.75ISO... 0.46 0.6 0.6
0.8 3ER0.8ISO... 3EL0.8ISO... 0.49 0.6 0.6
1.0 3ER1.0ISO... 3EL1.0ISO... 0.61 0.7 0.7
1.25 3ER1.25ISO... 3EL1.25ISO... 0.77 0.8 0.9
1.5 3ER1.5ISO... 3EL1.5ISO... 0.92 0.8 1.0
1.75 3ER1.75ISO... 3EL1.75ISO... 1.07 0.9 1.2
2.0 3ER2.0ISO... 3EL2.0ISO... 1.23 1.0 1.3
2.5 3ER2.5ISO... 3EL2.5ISO... 1.53 1.1 1.5
3.0 3ER3.0ISO... 3EL3.0ISO... 1.84 1.2 1.6
3.5 3ER3.5ISO... 3EL3.5ISO... 2.15 1.6 1.9
continued on next page
L
X
Y
IC
1/4P
1/8P
h
60°
ISO Metric
External
Internal
StandardDefined by: R262 (DIN 13)
Tolerance class: 6g/6H
Ç
27
Thread Turning
Inserts
StandardInsert Size Pitch Ordering Code Dimensions mm Anvil
IC L mm mm RH LH h min X Y RH LH Toolholder
3/8”SCB
16
0.5 3JER0.5ISO... 0.31 1.2 0.5
YE3 - AL..-3
0.75 3JER0.75ISO... 0.46 1.2 0.5
0.8 3JER0.8ISO... 0.49 1.2 0.5
1.0 3JER1.0ISO... 0.61 0.7 0.8
1.25 3JER1.25ISO... 0.77 0.7 0.8
1.5 3JER1.5ISO... 0.92 0.7 0.8
1.75 3JER1.75ISO... 1.07 1.2 1.5
2.0 3JER2.0ISO... 1.23 1.2 1.5
2.5 3JER2.5ISO... 1.53 1.2 1.5
3.0 3JER3.0ISO... 1.84 1.3 1.5
3.5 3JER3.5ISO... 2.15 1.2 1.5
3/8”V6
16
0.5 3ER0.5ISO-6C... 0.31 2.2 1.8
YE3-6C - AL..-3
0.75 3ER0.75ISO-6C... 0.46 2.0 1.8
0.8 3ER0.8ISO-6C... 0.49 2.0 1.9
1.0 3ER1.0ISO-6C... 0.61 1.9 2.0
1.25 3ER1.25ISO-6C... 0.77 1.8 2.1
1.5 3ER1.5ISO-6C... 0.92 1.9 2.4
1.75 3ER1.75ISO-6C... 1.07 1.8 2.6
2.0 3ER2.0ISO-6C... 1.23 1.9 2.8
1/2” 22
3.5 4ER3.5ISO... 4EL3.5ISO... 2.15 1.6 2.3
YE4 YI4 AL..-4 (LH)
4.0 4ER4.0ISO... 4EL4.0ISO... 2.45 1.6 2.3
4.5 4ER4.5ISO... 4EL4.5ISO... 2.76 1.7 2.4
5.0 4ER5.0ISO... 4EL5.0ISO... 3.07 1.7 2.5
6.0 4ER6.0ISO... 4EL6.0ISO... 3.68 2.0 2.9
5/8” 275.5 5ER5.5ISO... 5EL5.5ISO... 3.37 1.9 2.7
YE5 YI5 AL..-5 (LH)6.0 5ER6.0ISO... 5EL6.0ISO... 3.68 2.0 2.9
U StyleInsert Size Pitch Ordering Code Dimensions mm Anvil
IC L mm mm RH+LH h min X Y RH LH Toolholder
1/2”U 22
5.0 4UE5.0ISO... 3.07 2.2 11.0
YE4U YI4U AL..-4U (LH)5.5 4UE5.5ISO... 3.37 2.3 11.0
6.0 4UE6.0ISO... 3.68 2.6 11.0
5/8”U 27 8.0 5UE8.0ISO... 4.91 2.4 13.7 YE5U YI5U AL..-5U (LH)
IC
L
Y
X1/4P
1/8P
h
60°L
X
Y
IC
X
L
IC
Y Y
X
L
IC
ISO Metric (con't)
External
Internal
External
Standard U StyleV6Defined by: R262 (DIN 13)
Tolerance class: 6g/6H
SCB
Sintered
Chipbreaker
SCB
Ç
28
Thread Turning
Inserts
Slim ThroatInsert Size Pitch Ordering Code Dimensions mm
IC L mm mm RH LH h min X Y T Toolholder
1/4”V 11
0.75 2VER0.75ISO... 2VEL0.75ISO... 0.46 0.7 2.6 3.2
NL..-2V (LH)
1.0 2VER1.0ISO... 2VEL1.0ISO... 0.61 0.7 2.5 3.2
1.5 2VER1.5ISO... 2VEL1.5ISO... 0.92 0.7 2.2. 3.2
1.75 2VER1.75ISO... 2VEL1.75ISO... 1.07 0.7 2.1 3.2
2.0 2VER2.0ISO... 2VEL2.0ISO... 1.23 0.7 1.9 3.2
3/8”V 16
0.35 3VER0.35ISO... 3VEL0.35ISO... 0.20 1.1 3.25 3.6
NL..-3V (LH)
0.4 3VER0.4ISO... 3VEL0.4ISO... 0.25 1.1 3.20 3.6
0.5 3VER0.5ISO... 3VEL0.5ISO... 0.31 1.1 3.0 3.6
0.75 3VER0.75ISO... 3VEL0.75ISO... 0.46 1.1 3.0 3.6
0.8 3VER0.8ISO... 3VEL0.8ISO... 0.49 1.1 3.0 3.6
1.0 3VER1.0ISO... 3VEL1.0ISO... 0.61 1.1 2.9 3.6
1.25 3VER1.25ISO... 3VEL1.25ISO... 0.77 1.1 2.7 3.6
1.5 3VER1.5ISO... 3VEL1.5ISO... 0.92 1.1 2.6 3.6
1.75 3VER1.75ISO... 3VEL1.75ISO... 1.07 1.1 2.45 3.6
2.0 3VER2.0ISO... 3VEL2.0ISO... 1.23 1.1 2.3 3.6
2.5 3VER2.5ISO... 3VEL2.5ISO... 1.53 1.1 2.1 3.6
3.0 3VER3.0ISO... 3VEL3.0ISO... 1.84 1.1 2.0 3.6
V StyleInsert Size Pitch Ordering Code Dimensions mm
IC L mm mm RH LH h min X Y T Toolholder
5/8”V 27
5.5 5VER5.5ISO... 5VEL5.5ISO... 3.37 1.0 3.3 6NL..-5V-6 (LH)
6.0 5VER6.0ISO... 5VEL6.0ISO... 3.68 1.0 3.3 6
8.0 5VER8.0ISO... 5VEL8.0ISO... 4.91 1.0 4.3 8 NL..-5V-8 (LH)
10.0 5VER10.0ISO... 5VEL10.0ISO... 6.13 1.0 5.2 10 NL..-5V-10 (LH)
1/4P
1/8P
h
60°
LX
IC
T
Y
ISO Metric (con't)
External
Internal
External
Defined by: R262 (DIN 13)
Tolerance class: 6g/6H
V Style / Slim Throat
Ç
29
Thread Turning
Inserts
M+ StyleInsert Size Pitch Teeth Ordering Code Dimensions mm Anvil
IC L mm mm RH h min X Y RH Toolholder
3/8” 16
1.0 3 3ER1.0ISO3M+... 0.61 1.8 2.6
YE3M AL..-31.5 2 3ER1.5ISO2M+... 0.92 1.6 2.4
2.0 2 3ER2.0ISO2M+... 1.23 2.1 3.1
1/2” 22
1.5 3 4ER1.5ISO3M+... 0.92 2.5 3.8
YE4M AL..-42.0 2 4ER2.0ISO2M+... 1.23 2.1 3.1
2.0 3 4ER2.0ISO3M+... 1.23 3.2 5.1
2.5 2 4ER2.5ISO2M+... 1.53 2.5 3.9
5/8” 27 3.0 2 5ER3.0ISO2M+... 1.84 3.0 4.7 YE5M AL..-5M
T+ StyleInsert Size Pitch Teeth Ordering Code Dimensions mm Anvil
IC L mm mm RH h min X Y RH Toolholder
1/2"T 221.5 8 4ER1.5ISO8T+... 0.92 0.2 12.4
Y4T AL..-4T2.0 8 4ER2.0ISO8T+... 1.23 0.2 17.5
L
X
Y
IC
L
IC
X
Y
1/4P
1/8P
h
60°
ISO Metric (con't)
External
Internal
External
Defined by: R262 (DIN 13)
Tolerance class: 6g/6H
M+ Style T+ Style
Ç
30
Thread Turning
Inserts
Standard
Insert Size Pitch Ordering Code Dimensions mm Anvil
IC L mm mm RH LH h min X Y RH LH Toolholder
1/4" 11
0.35 2IR0.35ISO... 2IL0.35ISO... 0.20 0.8 0.3
- - NVR..-2 (LH)
0.4 2IR0.4ISO... 2IL0.4ISO... 0.23 0.8 0.4
0.45 2IR0.45ISO... 2IL0.45ISO... 0.26 0.8 0.4
0.5 2IR0.5ISO... 2IL0.5ISO... 0.29 0.6 0.4
0.6 2IR0.6ISO... 2IL0.6ISO... 0.35 0.6 0.6
0.7 2IR0.7ISO... 2IL0.7ISO... 0.40 0.6 0.6
0.75 2IR0.75ISO... 2IL0.75ISO... 0.43 0.6 0.6
0.8 2IR0.8ISO... 2IL0.8ISO... 0.46 0.6 0.6
1.0 2IR1.0ISO... 2IL1.0ISO... 0.58 0.6 0.7
1.25 2IR1.25ISO... 2IL1.25ISO... 0.72 0.8 0.9
1.5 2IR1.5ISO... 2IL1.5ISO... 0.87 0.8 1.0
1.75 2IR1.75ISO... 2IL1.75ISO... 1.01 0.9 1.1
2.0 2IR2.0ISO... 2IL2.0ISO... 1.15 0.9 1.1
2.5 2IR2.5ISO... 2IL2.5ISO... 1.44 0.8 1.1
1/4”SCB
11
0.5 2JIR0.5ISO... 0.29 1.2 0.5
- - NVR..-2
0.75 2JIR0.75ISO... 0.43 1.2 0.5
0.8 2JIR0.8ISO... 0.46 1.2 0.5
1.0 2JIR1.0ISO... 0.58 0.7 0.8
1.25 2JIR1.25ISO... 0.72 0.7 0.8
1.5 2JIR1.5ISO... 0.87 0.7 0.8
3/8” 16
0.35 3IR0.35ISO... 3IL0.35ISO... 0.20 0.8 0.3
YI3 YE3 AVR..-3 (LH)
0.4 3IR0.4ISO... 3IL0.4ISO... 0.23 0.8 0.4
0.45 3IR0.45ISO... 3IL0.45ISO... 0.26 0.8 0.4
0.5 3IR0.5ISO... 3IL0.5ISO... 0.29 0.6 0.4
0.6 3IR0.6ISO... 3IL0.6ISO... 0.35 0.6 0.6
0.7 3IR0.7ISO... 3IL0.7ISO... 0.40 0.6 0.6
0.75 3IR0.75ISO... 3IL0.75ISO... 0.43 0.6 0.6
0.8 3IR0.8ISO... 3IL0.8ISO... 0.46 0.6 0.6
1.0 3IR1.0ISO... 3IL1.0ISO... 0.58 0.6 0.7
1.25 3IR1.25ISO... 3IL1.25ISO... 0.72 0.8 0.9
1.5 3IR1.5ISO... 3IL1.5ISO... 0.87 0.8 1.0
1.75 3IR1.75ISO... 3IL1.75ISO... 1.01 0.9 1.2
2.0 3IR2.0ISO... 3IL2.0ISO... 1.15 1.0 1.3
2.5 3IR2.5ISO... 3IL2.5ISO... 1.44 1.1 1.5
3.0 3IR3.0ISO... 3IL3.0ISO... 1.73 1.1 1.5
3.5 3IR3.5ISO... 3IL3.5ISO... 2.02 1.2 1.5
continued on next page
1/4P
1/8P
h
60°
L
X
Y
IC
X
L
IC
Y
ISO Metric (con't)
Internal
Internal
External
Defined by: R262 (DIN 13)
Tolerance class: 6g/6H
StandardSCB
Sintered
Chipbreaker
SCB
Ç
31
Thread Turning
Inserts
Standard (con’t)
Insert Size Pitch Ordering Code Dimensions mm Anvil
IC L mm mm RH LH h min X Y RH LH Toolholder
3/8”SCB
1.0 3JIR1.0ISO... 0.58 0.7 0.8
YI3 - AVR..-316
1.25 3JIR1.25ISO... 0.72 0.7 0.8
1.5 3JIR1.5ISO... 0.87 0.7 0.8
1.75 3JIR1.75ISO... 1.01 1.1 1.5
2.0 3JIR2.0ISO... 1.15 1.1 1.5
2.5 3JIR2.5ISO... 1.44 1.1 1.5
3.0 3JIR3.0ISO... 1.73 1.1 1.5
3.5 3JIR3.5ISO... 2.02 1.2 1.5
3/8”V6
16
0.5 3IR0.5ISO-6C... 0.29 2.1 1.7
YI3-6C -AVR..-3NVRC..-3 206/
0.75 3IR0.75ISO-6C... 0.43 2.0 1.8
0.8 3IR0.8ISO-6C... 0.46 1.9 1.8
1.0 3IR1.0ISO-6C... 0.58 1.9 1.6
1.25 3IR1.25ISO-6C... 0.72 1.7 2.0
1.5 3IR1.5ISO-6C... 0.87 1.5 2.1
1.75 3IR1.75ISO-6C... 1.01 1.6 2.4
2.0 3IR2.0ISO-6C... 1.15 1.7 2.6
1/2”
3.5 4IR3.5ISO... 4IL3.5ISO... 2.02 1.6 2.3
YI4 YE4 AVR..-4 (LH)
4.0 4IR4.0ISO... 4IL4.0ISO... 2.31 1.6 2.3
22 4.5 4IR4.5ISO... 4IL4.5ISO... 2.60 1.6 2.4
5.0 4IR5.0ISO... 4IL5.0ISO... 2.89 1.6 2.3
6.0 4IR6.0ISO... 4IL6.0ISO... 3.46 1.8 2.5
5/8” 27
4.5 5IR4.5ISO... 5IL4.5ISO... 2.60 1.6 2.4
YI5 YE5 AVR..-5 (LH)5.0 5IR5.0ISO... 5IL5.0ISO... 2.89 1.6 2.3
5.5 5IR5.5ISO... 5IL5.5ISO... 3.17 1.6 2.3
6.0 5IR6.0ISO... 5IL6.0ISO... 3.46 1.8 2.5
U StyleInsert Size Pitch Ordering Code Dimensions mm Anvil
IC L mm mm RH+LH h min. X Y RH LH Toolholder
1/2”U 225.5 4UI5.5ISO... 3.17 2.4 11.0
YI4U YE4U AVR..-4U (LH)6.0 4UI6.0ISO... 3.46 2.1 11.0
5/8”U 27 8.0 5UI8.0ISO... 4.62 2.4 13.7 YI5U YE5U AVR..-5U (LH)
1/4P
1/8P
h
60°
IC
L
Y
X
L
X
Y
IC
XY
L
IC
X
L
IC
Y
ISO Metric (con't)
Internal
Internal
External
Defined by: R262 (DIN 13)
Tolerance class: 6g/6H
StandardV6 U Style
SCB
Sintered
Chipbreaker
SCB
Ç
32
Thread Turning
Inserts
M+ Style
Insert Size Pitch Teeth Ordering Code Dimensions mm Anvil
IC L mm mm RH h min X Y RH Toolholder
3/8” 16
1.0 3 3IR1.0ISO3M+... 0.58 1.7 2.6
YI3M AVR..-31.5 2 3IR1.5ISO2M+... 0.87 1.6 2.4
2.0 2 3IR2.0ISO2M+... 1.15 2.0 3.1
1/2” 22
1.5 3 4IR1.5ISO3M+... 0.87 2.5 3.8
YI4M AVR..-42.0 2 4IR2.0ISO2M+... 1.15 2.0 3.1
2.0 3 4IR2.0ISO3M+... 1.15 3.2 5.1
5/8” 27 3.0 2 5IR3.0ISO2M+... 1.73 3.0 4.7 YI5M AVR..-5M
V StyleInsert Size Pitch Ordering Code Dimensions mm
IC L mm mm RH LH h min X Y T Toolholder
5/8”V 27
6.0 5VIR6.0ISO... 5VIL6.0ISO... 3.46 1.0 3.3 6
NVR..-5V (LH)8.0 5VIR8.0ISO... 5VIL8.0ISO... 4.62 1.0 4.3 8
10.0 5VIR10.0ISO... 5VIL10.0ISO... 5.77 1.0 5.2 10
T+ Style
Insert Size Pitch Teeth Ordering Code Dimensions mm Anvil
IC L mm mm RH h min X Y RH Toolholder
1/2” 221.5 8 4IR1.5ISO8T+... 0.87 0.2 12.4
Y4T AVR..-4T2.0 8 4IR2.0ISO8T+... 1.15 0.2 17.5
L
X
Y
IC
1/4P
1/8P
h
60°
L
IC
X
YL X
Y
T
IC
ISO Metric (con't)
Internal
Internal
External
Defined by: R262 (DIN 13)
Tolerance class: 6g/6HV Style M+ Style T+ Style
Ç
33
Thread Turning
Inserts
Mini-3Insert Size Pitch Ordering Code Dimensions mm Min. Bore dia.
IC L mm mm RH h min Y F mm Toolholder
4.0 6
0.25 4.0KIR0.25ISO... 0.15 0.25 3.3 5.95
.NVR.5-4.0K
0.5 4.0KIR0.5ISO... 0.29 0.5 3.4 6.05
0.75 4.0KIR0.75ISO... 0.43 0.5 3.5 6.15
1.0 4.0KIR1.0ISO... 0.58 0.7 3.6 6.25
1.25 4.0KIR1.25ISO... 0.72 0.6 3.7 6.35
6.0 10
0.5 6.0IR0.5ISO... 0.29 0.6 4.4 9.3
.NVR1..-6.0
0.75 6.0IR0.75ISO... 0.43 0.6 4.6 9.5
1.0 6.0IR1.0ISO... 0.58 0.7 4.7 9.6
1.25 6.0IR1.25ISO... 0.72 0.9 4.9 9.8
1.5 6.0IR1.5ISO... 0.87 1.0 5.0 9.9
1.75 6.0IR1.75ISO... 1.01 1.05 5.2 10.0
2.0 6.0IR2.0ISO... 1.15 1.05 5.3 10.0
Mini-L
Insert Size Pitch Ordering Code Dimensions mm Min. Bore dia.
IC mm mm RH h min Y F mm Toolholder
5.0L
0.35 5LIR0.35ISO... 0.20 0.3 3.75 7.3
.NVR10.-5L
0.5 5LIR0.5ISO... 0.29 0.4 3.75 7.3
0.75 5LIR0.75ISO... 0.43 0.6 3.91 7.5
1.0 5LIR1.0ISO... 0.58 0.7 4.06 7.7
1.25 5LIR1.25ISO... 0.72 0.9 4.21 7.8
1.5 5LIR1.5ISO... 0.87 1.0 4.35 7.9
1.75 5LIR1.75ISO... 1.01 1.05 4.51 8.0
2.0 5LIR2.0ISO... 1.15 1.05 4.65 8.0
Y
L
IC1/4P
1/8P
h
60°
Y
IC 5.0 L
F F
ISO Metric (con't)
Internal
Internal
External
Defined by: R262 (DIN 13)
Tolerance class: 6g/6H
Mini-3 Mini-L
Ç
34
Thread Turning
Inserts
Micro - Double Ended
Insert dia. Pitch Ordering Code Dimensions mm Min. Bore dia.
Thread d mm mm RH/LH L1 L F Y h min mm Toolholder
M4 x 0.3
3.0
0.3 3.0SIR0.3ISO... 16 50 1.31 0.20 0.17 3.2
SMC..-3.0
M4 x 0.4 0.4 3.0SIR0.4ISO... 16 50 1.31 0.35 0.22 3.2
M4 x 0.5 0.5 3.0SIR0.5ISO... 16 50 1.31 0.40 0.29 3.2
M4 x 0.6 0.6 3.0SIR0.6ISO... 16 50 1.34 0.60 0.35 3.2
M4.5 x 0.7 0.7 3.0SIR0.7ISO... 16 50 1.43 0.60 0.40 3.3
M4.5 x 0.75 0.75 3.0SIR0.75ISO... 16 50 1.45 0.60 0.43 3.3
M5 x 0.8 0.8 3.0SIR0.8ISO... 16 50 1.46 0.60 0.46 3.3
M5 x 0.4
4.0
0.4 4.0SIR0.4ISO... 16 50 1.65 0.35 0.22 4.0
SMC..-4.0
M5 x 0.5 0.5 4.0SIR0.5ISO... 16 50 1.65 0.40 0.29 4.0
M5 x 0.6 0.6 4.0SIR0.6ISO... 16 50 1.68 0.60 0.35 4.0
M5 x 0.7 0.7 4.0SIR0.7ISO... 16 50 1.77 0.60 0.40 4.1
M5.5 x 0.75 0.75 4.0SIR0.75ISO... 16 50 1.81 0.60 0.43 4.2
M5.5 x 0.8 0.8 4.0SIR0.8ISO... 16 50 1.80 0.60 0.46 4.2
M6 x 1 1.0 4.0SIR1.0ISO... 16 50 1.96 0.90 0.58 4.3
M6 x 0.5
6.0
0.5 6.0SIR0.5ISO... 16 50 1.90 0.60 0.29 5.4
SMC..-6.0
M6.5 x 0.75 0.75 6.0SIR0.75ISO... 16 50 2.06 0.60 0.43 5.6
M7 x 1 1.0 6.0SIR1.0ISO... 16 50 2.21 0.70 0.58 5.7
M8 x 1.25 1.25 6.0SIR1.25ISO... 16 50 2.36 0.90 0.72 5.9
M10.5 x 1.5 1.5 6.0SIR1.5ISO... 16 50 2.50 1.00 0.87 6.0
Left Handed Tool Supplied by Request. (Example: 3.0SIL0.3ISO...)
Micro - Single Ended
Insert dia. Pitch Ordering Code Dimensions mm Min. Bore dia.
Thread d mm mm RH/LH L1 L F Y h min mm Toolholder
M4x0.5
4.0
0.5 M429TH 0.50ISO L16R/L 16 33 0.9 0.4 0.29 3.4
MHC ..-4
M5x0.5 0.5 M439TH 0.50ISO L16R/L 16 33 1.9 0.4 0.29 4.4
M4x0.7 0.7 M429TH 0.70ISO L16R/L 16 33 0.9 0.5 0.41 3.2
M5x0.8 0.8 M429TH 0.80ISO L16R/L 16 33 0.9 0.6 0.46 4.0
M6x1 1.0 M439TH 1.00ISO L16R/L 16 33 1.9 0.7 0.58 4.8
M5.5x0.5
5.0
0.5 M542TH 0.50ISO L16R/L 16 41 1.7 0.4 0.29 4.9
MHC ..-5M5.5x0.75 0.75 M542TH 0.75ISO L16R/L 16 41 1.7 0.6 0.43 4.6
M7x1 1.0 M549TH 1.00ISO L16R/L 16 41 2.4 0.7 0.58 5.8
M6x0.5
6.0
0.5 M649TH 0.50ISO L16R/L 16 42 1.9 0.4 0.29 5.4
MHC ..-6
M6.5x0.75 0.75 M649TH 0.75ISO L16R/L 16 42 1.9 0.6 0.43 5.6
M7.5x1 1.0 M659TH 1.00ISO L16R/L 16 42 2.9 0.7 0.58 6.3
M8x1.25 1.25 M659TH 1.25ISO L16R/L 16 42 2.9 0.9 0.72 6.5
M10x1.5 1.5 M659TH 1.50ISO L16R/L 16 42 2.9 1.0 0.87 8.3
Left Handed Tool Supplied by Request. (Example: M429TH 0.50ISO L16L)
1/4P
1/8P
h
60° Fd
L
L1Y
FY
L1
L
d
ISO Metric (con't)
Internal
Internal
External
Defined by: R262 (DIN 13)
Tolerance class: 6g/6HRH-Single Ended RH-Double Ended
Ç
35
Thread Turning
Inserts
StandardInsert Size Pitch Ordering Code Dimensions mm Anvil
IC L mm tpi RH LH h min X Y RH LH Toolholder
1/4” 11
72 2ER72UN... 2EL72UN... 0.22 0.8 0.4
- - NL ..-2 (LH)
64 2ER64UN... 2EL64UN... 0.24 0.8 0.4
56 2ER56UN... 2EL56UN... 0.28 0.7 0.4
48 2ER48UN... 2EL48UN... 0.32 0.6 0.6
44 2ER44UN... 2EL44UN... 0.35 0.6 0.6
40 2ER40UN... 2EL40UN... 0.39 0.6 0.6
36 2ER36UN... 2EL36UN... 0.43 0.6 0.6
32 2ER32UN... 2EL32UN... 0.49 0.6 0.6
28 2ER28UN... 2EL28UN... 0.56 0.6 0.7
27 2ER27UN... 2EL27UN... 0.58 0.7 0.8
24 2ER24UN... 2EL24UN... 0.65 0.7 0.8
20 2ER20UN... 2EL20UN... 0.78 0.8 0.9
18 2ER18UN... 2EL18UN... 0.87 0.8 1.0
16 2ER16UN... 2EL16UN... 0.97 0.9 1.1
14 2ER14UN... 2EL14UN... 1.11 0.9 1.1
3/8” 16
80 3ER80UN... 3EL80UN... 0.18 0.8 0.3
YE3 YI3 AL..-3 (LH)
72 3ER72UN... 3EL72UN... 0.22 0.8 0.4
64 3ER64UN... 3EL64UN... 0.24 0.8 0.4
56 3ER56UN... 3EL56UN... 0.28 0.7 0.4
48 3ER48UN... 3EL48UN... 0.32 0.6 0.6
44 3ER44UN... 3EL44UN... 0.35 0.6 0.6
40 3ER40UN... 3EL40UN... 0.39 0.6 0.6
36 3ER36UN... 3EL36UN... 0.43 0.6 0.6
32 3ER32UN... 3EL32UN... 0.49 0.6 0.6
28 3ER28UN... 3EL28UN... 0.56 0.6 0.7
27 3ER27UN... 3EL27UN... 0.58 0.7 0.8
24 3ER24UN... 3EL24UN... 0.65 0.7 0.8
20 3ER20UN... 3EL20UN... 0.78 0.8 0.9
18 3ER18UN... 3EL18UN... 0.87 0.8 1.0
16 3ER16UN... 3EL16UN... 0.97 0.9 1.1
14 3ER14UN... 3EL14UN... 1.11 1.0 1.2
13 3ER13UN... 3EL13UN... 1.20 1.0 1.3
12 3ER12UN... 3EL12UN... 1.30 1.1 1.4
11.5 3ER11.5UN... 3EL11.5UN... 1.35 1.1 1.5
11 3ER11UN... 3EL11UN... 1.42 1.1 1.5
10 3ER10UN... 3EL10UN... 1.56 1.1 1.5
9 3ER9UN... 3EL9UN... 1.73 1.2 1.7
8 3ER8UN... 3EL8UN... 1.95 1.2 1.6
continued on next page !
L
X
Y
IC
1/4P
1/8P
h
60°
American UN - UNC, UNF, UNEF, UNS
External
Internal
External
Defined by: ANSI B1.1:74
Tolerance class: 2A/2BStandard
Ç
36
Thread Turning
Inserts
Standard (con’t)
Insert Size Pitch Ordering Code Dimensions mm Anvil
IC L mm tpi RH LH h min X Y RH LH Toolholder
3/8”SCB
16
36 3JER36UN... 0.43 1.2 0.5
YE3 - AL..-3
32 3JER32UN... 0.49 1.2 0.5
28 3JER28UN... 0.56 0.7 0.8
24 3JER24UN... 0.65 0.7 0.8
20 3JER20UN... 0.78 0.7 0.8
18 3JER18UN... 0.87 0.7 0.8
16 3JER16UN... 0.97 0.8 0.8
14 3JER14UN... 1.11 1.2 1.5
13 3JER13UN... 1.20 1.2 1.5
12 3JER12UN... 1.30 1.3 1.5
10 3JER10UN... 1.56 1.2 1.5
9 3JER9UN... 1.73 1.2 1.5
8 3JER8UN... 1.95 1.3 1.5
3/8”V6
16
32 3ER32UN-6C... 0.49 2.0 1.9
YE3-6C - AL..-3
28 3ER28UN-6C... 0.56 2.0 2.0
24 3ER24UN-6C... 0.65 1.9 2.0
20 3ER20UN-6C... 0.78 1.8 2.1
18 3ER18UN-6C... 0.87 1.9 2.3
16 3ER16UN-6C... 0.97 1.8 2.4
14 3ER14UN-6C... 1.11 1.8 2.7
13 3ER13UN-6C... 1.20 1.9 2.9
12 3ER12UN-6C... 1.30 1.9 2.3
1/2” 22
7 4ER7UN... 4EL7UN... 2.22 1.6 2.3
YE4 YI4 AL..-4 (LH)6 4ER6UN... 4EL6UN... 2.60 1.6 2.3
5 4ER5UN... 4EL5UN... 3.12 1.7 2.5
5/8” 274.5 5ER4.5UN... 5EL4.5UN... 3.46 1.9 2.7
YE5 YI5 AL..-5 (LH)4 5ER4UN... 5EL4UN... 3.89 2.1 3.0
U StyleInsert Size Pitch Ordering Code Dimensions mm Anvil
IC L mm tpi RH+LH h min X Y RH LH Toolholder
1/2”U 224.5 4UE4.5UN... 3.46 2.0 11.0
YE4U YI4U AL..-4U (LH)4 4UE4UN... 3.89 2.0 11.0
5/8”U 27 3 5UE3UN... 5.19 2.5 13.7 YE5U YI5U AL..-5U (LH)
IC
L
Y
X
L
X
Y
IC
1/4P
1/8P
h
60°
Y
X
L
IC
X
L
IC
Y
American UN - UNC, UNF, UNEF, UNS (con't)
External
Internal
External
Defined by: ANSI B1.1:74
Tolerance class: 2A/2B
Standard U StyleV6SCB
Sintered
Chipbreaker
SCB
Ç
37
Thread Turning
Inserts
Slim Throat
Insert Size Pitch Ordering Code Dimensions mm
IC L mm tpi RH LH h min X Y T Toolholder
1/4”V 11
20 2VER20UN... 2VEL20UN... 0.78 0.69 2.3 3.2
NL..-2V (LH)
18 2VER18UN... 2VEL18UN... 0.87 0.69 2.2 3.2
16 2VER16UN... 2VEL16UN... 0.97 0.69 2.2 3.2
14 2VER14UN... 2VEL14UN... 1.11 0.69 2.0 3.2
12 2VER12UN... 2VEL12UN... 1.30 0.69 1.8 3.2
3/8”V 16
32 3VER32UN... 3VEL32UN... 0.48 1.1 3.0 3.6
NL..-3V (LH)
28 3VER28UN... 3VEL28UN... 0.56 1.1 3.0 3.6
24 3VER24UN... 3VEL24UN... 0.65 1.1 2.9 3.6
20 3VER20UN... 3VEL20UN... 0.78 1.1 2.7 3.6
18 3VER18UN... 3VEL18UN... 0.87 1.1 2.6 3.6
16 3VER16UN... 3VEL16UN... 0.97 1.1 2.55 3.6
14 3VER14UN... 3VEL14UN... 1.11 1.1 2.4 3.6
12 3VER12UN... 3VEL12UN... 1.30 1.1 2.2 3.6
10 3VER10UN... 3VEL10UN... 1.56 1.1 2.1 3.6
8 3VER8UN... 3VEL8UN... 1.95 1.1 2.0 3.6
1/2”V 22 7 4VER7UN... 4VEL7UN... 2.22 1.1 2.5 4.8 NL..-4V (LH)
V StyleInsert Size Pitch Ordering Code Dimensions mm
IC L mm tpi RH LH h min X Y T Toolholder
5/8”V 274 5VER4UN... 5VEL4UN... 3.89 1.0 3.3 6 NL..-5V-6 (LH)
3 5VER3UN... 5VEL3UN... 5.19 1.0 4.3 8 NL..-5V-8 (LH)
1/4P
1/8P
h
60°
LX
IC
T
Y
V Style / Slim Throat
American UN - UNC, UNF, UNEF, UNS (con't)
External
Internal
External
Defined by: ANSI B1.1:74
Tolerance class: 2A/2B
Ç
38
Thread Turning
Inserts
M+ Style
Insert Size Pitch Teeth Ordering Code Dimensions mm Anvil
IC L mm tpi RH h min X Y RH Toolholder
3/8” 16
20 3 3ER20UN3M+... 0.78 2.2 3.3
YE3M AL..-3
18 2 3ER18UN2M+... 0.87 1.5 2.2
18 3 3ER18UN3M+... 0.87 2.3 3.6
16 2 3ER16UN2M+... 0.97 1.7 2.5
14 2 3ER14UN2M+... 1.11 1.9 2.8
12 2 3ER12UN2M+... 1.3 2.2 3.3
1/2” 22
16 3 4ER16UN3M+... 0.97 2.6 4.1
YE4M AL..-4
14 2 4ER14UN2M+... 1.11 1.9 2.8
12 2 4ER12UN2M+... 1.3 2.2 3.3
12 3 4ER12UN3M+... 1.3 3.4 5.4
11 2 4ER11UN2M+... 1.42 2.3 3.6
10 2 4ER10UN2M+... 1.56 2.5 3.9
5/8” 27 8 2 5ER8UN2M+... 1.95 3.1 4.9 YE5M AL..-5M
L
X
Y
IC
1/4P
1/8P
h
60°
M+ Style
American UN - UNC, UNF, UNEF, UNS (con't)
External
Internal
External
Defined by: ANSI B1.1:74
Tolerance class: 2A/2B
Ç
39
Thread Turning
Inserts
Standard (con’t)
Insert Size Pitch Ordering Code Dimensions mm Anvil
IC L mm tpi RH LH h min X Y RH LH Toolholder
1/4" 11
72 2IR72UN... 2IL72UN... 0.20 0.8 0.3
- - NVR..-2 (LH)
64 2IR64UN... 2IL64UN... 0.23 0.8 0.4
56 2IR56UN... 2IL56UN... 0.26 0.7 0.4
48 2IR48UN... 2IL48UN... 0.31 0.6 0.6
44 2IR44UN... 2IL44UN... 0.33 0.6 0.6
40 2IR40UN... 2IL40UN... 0.37 0.6 0.6
36 2IR36UN... 2IL36UN... 0.41 0.6 0.6
32 2IR32UN... 2IL32UN... 0.46 0.6 0.6
28 2IR28UN... 2IL28UN... 0.52 0.6 0.7
27 2IR27UN... 2IL27UN... 0.54 0.7 0.8
24 2IR24UN... 2IL24UN... 0.61 0.7 0.8
20 2IR20UN... 2IL20UN... 0.73 0.8 0.9
18 2IR18UN... 2IL18UN... 0.81 0.8 1.0
16 2IR16UN... 2IL16UN... 0.92 0.9 1.1
14 2IR14UN... 2IL14UN... 1.05 0.9 1.1
12 2IR12UN... 2IL12UN... 1.22 0.8 1.1
11 2IR11UN... 2IL11UN... 1.33 0.8 1.1
1/4”SCB
11
36 2JIR36UN... 0.41 1.1 0.5
- - NVR..-2
32 2JIR32UN... 0.46 1.2 0.5
28 2JIR28UN... 0.52 0.6 0.8
24 2JIR24UN... 0.61 0.7 0.8
20 2JIR20UN... 0.73 0.6 0.8
18 2JIR18UN... 0.81 0.6 0.8
16 2JIR16UN... 0.97 0.7 0.8
3/8” 16
72 3IR72UN... 3IL72UN... 0.20 0.8 0.3
YI3 YE3 AVR..-3 (LH)
64 3IR64UN... 3IL64UN... 0.23 0.8 0.4
56 3IR56UN... 3IL56UN... 0.26 0.7 0.4
48 3IR48UN... 3IL48UN... 0.31 0.6 0.6
44 3IR44UN... 3IL44UN... 0.33 0.6 0.6
40 3IR40UN... 3IL40UN... 0.37 0.6 0.6
36 3IR36UN... 3IL36UN... 0.41 0.6 0.6
32 3IR32UN... 3IL32UN... 0.51 0.6 0.6
28 3IR28UN... 3IL28UN... 0.52 0.6 0.7
27 3IR27UN... 3IL27UN... 0.54 0.7 0.8
continued on next page!
1/4P
1/8P
h
60°
L
X
Y
IC
X
L
IC
Y
American UN - UNC, UNF, UNEF, UNS (con't)
Internal
Internal
External
Defined by: ANSI B1.1:74
Tolerance class: 2A/2B
StandardSCB
Sintered
Chipbreaker
SCB
Ç
40
Thread Turning
Inserts
Standard (con’t)
Insert Size Pitch Ordering Code Dimensions mm Anvil
IC L mm tpi RH LH h min X Y RH LH Toolholder
3/8” 16
24 3IR24UN... 3IL24UN... 0.61 0.7 0.8
YI3 YE3 AVR..-3 (LH)
20 3IR20UN... 3IL20UN... 0.73 0.8 0.9
18 3IR18UN... 3IL18UN... 0.81 0.8 1.0
16 3IR16UN... 3IL16UN... 0.92 0.9 1.1
14 3IR14UN... 3IL14UN... 1.05 0.9 1.2
13 3IR13UN... 3IL13UN... 1.13 1.0 1.3
12 3IR12UN... 3IL12UN... 1.22 1.1 1.4
11.5 3IR11.5UN... 3IL11.5UN... 1.28 1.1 1.5
11 3IR11UN... 3IL11UN... 1.33 1.1 1.5
10 3IR10UN... 3IL10UN... 1.47 1.1 1.5
9 3IR9UN... 3IL9UN... 1.63 1.2 1.7
8 3IR8UN... 3IL8UN... 1.83 1.1 1.5
3/8”SCB
16
28 3JIR28UN... 0.52 0.6 0.8
YI3 - AVR..-3
24 3JIR24UN... 0.61 0.7 0.8
20 3JIR20UN... 0.73 0.6 0.8
18 3JIR18UN... 0.81 0.6 0.8
16 3JIR16UN... 0.92 0.7 0.8
14 3JIR14UN... 1.05 1.1 1.5
13 3JIR13UN... 1.13 1.1 1.5
12 3JIR12UN... 1.22 1.1 1.5
10 3JIR10UN... 1.47 1.1 1.5
9 3JIR9UN... 1.63 1.0 1.5
8 3JIR8UN... 1.83 1.1 1.5
3/8”V6
16
32 3IR32UN-6C... 0.51 2.0 1.8
YI3-6C -AVR..-3NVRC..-3 206/...
28 3IR28UN-6C... 0.52 1.9 1.9
24 3IR24UN-6C... 0.61 1.9 1.9
20 3IR20UN-6C... 0.73 1.8 2.1
18 3IR18UN-6C... 0.81 1.7 2.1
16 3IR16UN-6C... 0.92 1.6 2.2
14 3IR14UN-6C... 1.05 1.7 2.5
13 3IR13UN-6C... 1.13 1.8 2.7
12 3IR12UN-6C... 1.22 1.6 2.5
1/2” 22
7 4IR7UN... 4IL7UN... 2.09 1.6 2.3
YI4 YE4 AVR..-4 (LH)6 4IR6UN... 4IL6UN... 2.44 1.6 2.3
5 4IR5UN... 4IL5UN... 2.93 1.6 2.3
5/8” 274.5 5IR4.5UN... 5IL4.5UN... 3.26 1.7 2.4
YI5 YE5 AVR..-5 (LH)4 5IR4UN... 5IL4UN... 3.67 1.8 2.7
1/4P
1/8P
h
60°
L
X
Y
IC
XY
L
IC
X
L
IC
Y
American UN - UNC, UNF, UNEF, UNS (con't)
Internal
Internal
External
Defined by: ANSI B1.1:74
Tolerance class: 2A/2BStandard V6
SCB
Sintered
Chipbreaker
SCB
Ç
41
Thread Turning
Inserts
Coarse Pitch
Thread Insert Size Ordering Code Dimensions mm Min Bore dia.
IC L mm RH/LH h min X Y Toolholder mm
1/2 x 13UN 6.0 10 6.0IR13UN...158/001 1.13 0.8 0.9 BNVR10S-6.0 10.6
9/16 x 12UN 1/4”11
2IR12UN...158/002 1.22 0.9 1.0 NVRC10-2 156/001 12.0
5/8 x 11UN 1/4”U 2UIR11UN...158/003 1.33 1.2 5.5 NVRC11-2U 156/002 13.4
3/4 x 10UN
3/8” 16
3IR10UN... 1.47 1.1 1.5 NVRC13-3 156/016 16.3
7/8 x 9UN 3IR9UN... 1.63 1.2 1.7 NVRC13-3 156/016 19.2
1 x 8UN 3IR8UN... 1.83 1.1 1.5 NVRC16-3 22.0
1 1/8 x 7UN
1/2” 22
4IR7UN... 2.09 1.6 2.3 NVRC20-4 24.6
1 1/4 x 7UN 4IR7UN... 2.09 1.6 2.3 NVRC20-4 27.8
1 3/8 x 6UN 4IR6UN... 2.44 1.6 2.3 NVRC20-4 30.3
Left Handed Tool Supplied by Request.U Type Inserts Can Be Used for Both LH and RH Applications.
IC
L
Y
X1/4P
1/8P
h
60°
L
X
Y
IC
Standard U+ Style
American UNC
Internal
Internal
External
Defined by: ANSI B1.1:74
Tolerance class: 2A/2B
Ç
42
Thread Turning
Inserts
U StyleInsert Size Pitch Ordering Code Dimensions mm Anvil
IC L mm tpi RH+LH h min X Y RH LH Toolholder
1/2”U 224.5 4UI4.5UN... 3.26 2.4 11.0
YI4U YE4U AVR..-4U (LH)4 4UI4UN... 3.67 2.4 11.0
5/8”U 27 3 5UI3UN... 4.89 2.7 13.7 YI5U YE5U AVR..-5U (LH)
V StyleInsert Size Pitch Ordering Code Dimensions mm
IC L mm tpi RH LH h min X Y T Toolholder
5/8”V 274 5VIR4UN... 5VIL4UN... 3.67 1.0 3.3 6
NVR..-5V (LH)3 5VIR3UN... 5VIL3UN... 4.89 1.0 4.3 8
M+ StyleInsert Size Pitch Teeth Ordering Code Dimensions mm Anvil
IC L mm tpi RH h min X Y RH Toolholder
3/8” 16
12 2 3IR12UN2M+... 1.22 2.2 3.3
YI3M AVR..-314 2 3IR14UN2M+... 1.05 1.9 2.8
16 2 3IR16UN2M+... 0.92 1.7 2.5
1/2” 22
16 3 4IR16UN3M+... 0.92 2.6 4.1
YI4M AVR..-414 2 4IR14UN2M+... 1.05 1.9 2.8
12 2 4IR12UN2M+... 1.22 2.2 3.3
12 3 4IR12UN3M+... 1.22 3.4 5.4
5/8” 27 8 2 5IR8UN2M+... 1.83 3.1 4.9 YI5M AVR..-5M
IC
L
Y
X
L
X
Y
IC
1/4P
1/8P
h
60°
L X
Y
T
IC
American UN - UNC, UNF, UNEF, UNS (con’t)
Internal
Internal
External
Defined by: ANSI B1.1:74
Tolerance class: 2A/2B
U Style V Style M+ Style
Ç
43
Thread Turning
Inserts
Mini-3Insert Size Pitch Ordering Code Dimensions mm Min. Bore dia.
IC L mm tpi RH h min Y F mm Toolholder
4.0 6
32 4.0KIR32UN... 0.46 0.5 3.50 6.15
.NVR.5-4.0K
28 4.0KIR28UN... 0.52 0.6 3.50 6.15
24 4.0KIR24UN... 0.61 0.6 3.60 6.25
20 4.0KIR20UN... 0.73 0.6 3.70 6.35
18 4.0KIR18UN... 0.81 0.7 3.70 6.35
6.0 10
40 6.0IR40UN... 0.37 0.6 4.50 9.5
.NVR1..-6.0
32 6.0IR32UN... 0.46 0.6 4.60 9.5
28 6.0IR28UN... 0.52 0.65 4.70 9.6
24 6.0IR24UN... 0.61 0.75 4.80 9.7
20 6.0IR20UN... 0.73 0.9 4.90 9.8
18 6.0IR18UN... 0.81 1.0 5.00 9.9
16 6.0IR16UN... 0.92 1.05 5.10 10.0
14 6.0IR14UN... 1.05 1.05 5.20 10.0
Mini-L
Insert Size Pitch Ordering Code Dimensions mm Min. Bore dia.
IC mm tpi RH h min Y F mm Toolholder
5.0L
32 5LIR32UN... 0.46 0.6 3.92 7.5
.NVR10.-5L
28 5LIR28UN... 0.52 0.65 3.99 7.6
24 5LIR24UN... 0.61 0.75 4.09 7.7
20 5LIR20UN... 0.73 0.9 4.21 7.8
18 5LIR18UN... 0.81 1.0 4.30 7.9
16 5LIR16UN... 0.92 1.05 4.41 8.0
14 5LIR14UN... 1.05 1.05 4.54 8.0
Left Handed Tool Supplied by Request. (Example: 6.0IL 14UN...)
Y
L
IC1/4P
1/8P
h
60°
F F
Y
IC 5.0 L
American UN - UNC, UNF, UNEF, UNS (con’t)
Internal
Internal
External
Defined by: ANSI B1.1:74
Tolerance class: 2A/2B
Mini-3 Mini-L
Ç
44
Thread Turning
Inserts
Micro - Double Ended
Insert dia. Pitch Ordering Code Dimensions mm Min. Bore dia.
Thread d mm mm RH/LH L1 L F Y h min mm Toolholder
10-40UNS
3.0
40 3.0SIR40UN... 16 50 1.35 0.60 0.37 3.2
SMC..-3.08-36UNF 36 3.0SIR36UN... 16 50 1.46 0.60 0.41 3.2
8-32UNF 32 3.0SIR32UN... 16 50 1.40 0.60 0.46 3.3
10-40UNS
4.0
40 4.0SIR40UN... 16 50 1.65 0.60 0.37 4.0
SMC..-4.0
10-36UNS 36 4.0SIR36UN... 16 50 1.70 0.60 0.41 4.1
12-32UNEF 32 4.0SIR32UN... 16 50 1.76 0.60 0.46 4.1
12-28UNF 28 4.0SIR28UN... 16 50 1.83 0.65 0.52 4.2
1/4”-27UNS 27 4.0SIR27UN... 16 50 1.85 0.75 0.54 4.2
12-24UNC 24 4.0SIR24UN... 16 50 1.93 0.75 0.61 4.3
1/4”-20UNC 20 4.0SIR20UN... 16 50 2.03 0.76 0.73 4.3
1/4”-32UNEF
6.0
32 6.0SIR32UN... 16 50 2.01 0.60 0.46 5.5
SMC..-6.0
5/16”-28UN 28 6.0SIR28UN... 16 50 2.08 0.65 0.52 5.6
5/16”-27UNS 27 6.0SIR27UN... 16 50 2.10 0.75 0.54 5.6
5/16”-24UNF 24 6.0SIR24UN... 16 50 2.18 0.75 0.61 5.7
5/16”-20UN 20 6.0SIR20UN... 16 50 2.30 0.90 0.73 5.8
5/16”-18UNC 18 6.0SIR18UN... 16 50 2.39 1.00 0.81 5.9
3/8”-16UNC 16 6.0SIR16UN... 16 50 2.50 1.05 0.92 6.0
Left Handed Tool Supplied by Request. (Example: 6.0SIL16UN...)
Micro - Single Ended
Insert dia. Pitch Ordering Code Dimensions mm Min. Bore dia.
Thread d mm mm RH/LH L1 L F Y h min mm Toolholder
8-32UNC4.0
32 M429TH 32UN L16R/L 16 33 0.9 0.6 0.46 3.3MHC..-4
10-28UNS 28 M429TH 28UN L16R/L 16 33 0.9 0.65 0.52 3.6
1/4”-27UNS
5.0
27 M549TH 27UN L16R/L 16 41 2.4 0.75 0.54 5.3
MHC..-51/4”-24UNS 24 M542TH 24UN L16R/L 16 41 1.7 0.75 0.61 5.1
1/4”-20UNC 20 M542TH 20UN L16R/L 16 41 1.7 0.9 0.73 4.6
5/16”-18UNC6.0
18 M659TH 18UN L16R/L 16 42 2.9 1.05 0.81 6.3MHC..-6
3/8”-16UNC 16 M659TH 16UN L16R/L 16 42 2.9 1.0 0.92 7.7
Left Handed Tool Supplied by Request. (Example: M429TH 32UN L16L)
FYL1
L
1/4P
1/8P
h
60°F
d
L
L1Y
d
American UN - UNC, UNF, UNEF, UNS (con’t)
Internal
Internal
External
Defined by: ANSI B1.1:74
Tolerance class: 2A/2B RH-Single Ended RH-Double Ended
Ç
45
Thread Turning
Inserts
StandardInsert Size Pitch Ordering Code Dimensions mm Anvil
IC L mm tpi RH LH h min X Y RH LH Toolholder
1/4" 11
72 2ER72W... 2EL72W... 0.23 0.7 0.4
- - NL ..-2 (LH)
60 2ER60W... 2EL60W... 0.27 0.7 0.4
56 2ER56W... 2EL56W... 0.29 0.7 0.4
48 2ER48W... 2EL48W... 0.34 0.6 0.6
40 2ER40W... 2EL40W... 0.41 0.6 0.6
36 2ER36W... 2EL36W... 0.45 0.6 0.6
32 2ER32W... 2EL32W... 0.51 0.6 0.6
28 2ER28W... 2EL28W... 0.58 0.6 0.7
26 2ER26W... 2EL26W... 0.63 0.7 0.8
24 2ER24W... 2EL24W... 0.68 0.7 0.8
22 2ER22W... 2EL22W... 0.74 0.8 0.9
20 2ER20W... 2EL20W... 0.81 0.8 0.9
19 2ER19W... 2EL19W... 0.86 0.8 1.0
18 2ER18W... 2EL18W... 0.90 0.8 1.0
16 2ER16W... 2EL16W... 1.02 0.9 1.1
14 2ER14W... 2EL14W... 1.16 1.0 1.2
3/8” 16
72 3ER72W... 3EL72W... 0.23 0.7 0.4
YE3 YI3 AL..-3 (LH)
60 3ER60W... 3EL60W... 0.27 0.7 0.4
56 3ER56W... 3EL56W... 0.29 0.7 0.4
48 3ER48W... 3EL48W... 0.34 0.6 0.6
40 3ER40W... 3EL40W... 0.41 0.6 0.6
36 3ER36W... 3EL36W... 0.45 0.6 0.6
32 3ER32W... 3EL32W... 0.51 0.6 0.6
30 3ER30W... 3EL30W... 0.55 0.6 0.7
28 3ER28W... 3EL28W... 0.58 0.6 0.7
26 3ER26W... 3EL26W... 0.63 0.7 0.8
24 3ER24W... 3EL24W... 0.68 0.7 0.8
22 3ER22W... 3EL22W... 0.74 0.8 0.9
20 3ER20W... 3EL20W... 0.81 0.8 0.9
19 3ER19W... 3EL19W... 0.86 0.8 1.0
18 3ER18W... 3EL18W... 0.90 0.8 1.0
16 3ER16W... 3EL16W... 1.02 0.9 1.1
14 3ER14W... 3EL14W... 1.16 1.0 1.2
12 3ER12W... 3EL12W... 1.36 1.1 1.4
11 3ER11W... 3EL11W... 1.48 1.1 1.5
10 3ER10W... 3EL10W... 1.63 1.1 1.5
9 3ER9W... 3EL9W... 1.81 1.2 1.7
8 3ER8W... 3EL8W... 2.03 1.2 1.5
continued on next page !
L
X
Y
ICR 0.137P
h
55°R 0.137P
Whitworth - BSW, BSP, BSF, BSB
External
Internal
External
Defined by: B.S.84:1956, DIN 259, ISO228/1:1982
Tolerance class: Medium class A
Standard
Ç
46
Thread Turning
Inserts
IC
L
Y
X
R 0.137P
h
55°R 0.137P
L
X
Y
IC
Y
X
L
IC
X
L
IC
Y
Standard (con’t)Insert Size Pitch Ordering Code Dimensions mm Anvil
IC L mm tpi RH LH h min X Y RH LH Toolholder
3/8”SCB
16
36 3JER36W... 0.45 1.2 0.5
YE3 - AL..-3
32 3JER32W... 0.51 1.2 0.5
28 3JER28W... 0.58 0.7 0.8
24 3JER24W... 0.68 0.7 0.8
20 3JER20W... 0.81 0.7 0.8
19 3JER19W... 0.86 0.7 0.8
18 3JER18W... 0.90 0.8 0.8
16 3JER16W... 1.02 0.8 0.8
14 3JER14W... 1.16 1.3 1.5
12 3JER12W... 1.36 1.3 1.5
11 3JER11W... 1.48 1.3 1.5
10 3JER10W... 1.63 1.3 1.5
8 3JER8W... 2.03 1.3 1.5
3/8”V6
16
19 3ER19W-6C... 0.86 1.8 2.2
YE3-6C - AL..-316 3ER16W-6C... 1.02 1.6 2.4
14 3ER14W-6C... 1.16 1.8 2.7
12 3ER12W-6C... 1.36 1.9 3.0
1/2” 22
7 4ER7W... 4EL7W... 2.41 1.6 2.3
YE4 YI4 AL..-4 (LH)6 4ER6W... 4EL6W... 2.71 1.6 2.3
5 4ER5W... 4EL5W... 3.25 1.7 2.4
5/8” 274.5 5ER4.5W... 5EL4.5W... 3.61 1.8 2.6
YE5 YI5 AL..-5 (LH)4 5ER4W... 5EL4W... 4.07 2.0 2.9
U StyleInsert Size Pitch Ordering Code Dimensions mm Anvil
IC L mm tpi RH+LH h min X Y RH LH Toolholder
1/2”U 22
4.5 4UEI4.5W... 3.61 2.3 11.0
YE4U YI4U AL..-4U (LH)4 4UEI4W... 4.07 1.8 11.0
3.5 4UEI3.5W... 4.65 2.1 11.0
3.25 4UEI3.25W... 5.00 2.0 11.0
5/8”U 27
3.5 5UEI3.5W... 4.65 2.1 13.7
YE5U YI5U AL..-5U (LH)3.25 5UEI3.25W... 5.00 2.0 13.7
3 5UEI3W... 5.42 2.3 13.7
2.75 5UEI2.75W... 5.91 2.4 13.7
Whitworth - BSW, BSP, BSF, BSB (con't)
External
Internal
External
Defined by: B.S.84:1956, DIN 259, ISO228/1:1982
Tolerance class: Medium class A
Standard U StyleSCB
Sintered
Chipbreaker
V6
SCB
Ç
47
Thread Turning
Inserts
R 0.137P
h
55°R 0.137P
L
X
Y
IC
LX
IC
T
Y
Slim ThroatInsert Size Pitch Ordering Code Dimensions mm
IC L mm tpi RH LH h min X Y T Toolholder
1/4”V 11
19 2VER19W... 2VEL19W... 0.86 0.69 2.3 3.2
NL..-2V (LH)14 2VER14W... 2VEL14W... 1.16 0.69 2.0 3.2
11 2VER11W... 2VEL11W... 1.48 0.69 1.7 3.2
3/8”V 16
19 3VER19W... 3VEL19W... 0.86 1.1 2.7 3.6
NL..-3V (LH)
18 3VER18W... 3VEL18W... 0.90 1.1 2.6 3.6
16 3VER16W... 3VEL16W... 1.02 1.1 2.6 3.6
14 3VER14W... 3VEL14W... 1.16 1.1 2.4 3.6
12 3VER12W... 3VEL12W... 1.36 1.1 2.2 3.6
11 3VER11W... 3VEL11W... 1.48 1.1 2.1 3.6
V StyleInsert Size Pitch Ordering Code Dimensions mm
IC L mm tpi RH LH h min X Y T Toolholder
5/8”V 27
4 5VER4W... 5VEL4W... 4.07 1.0 3.3 6 NL..-5V-6 (LH)
3 5VER3W... 5VEL3W... 5.42 1.0 4.3 8 NL..-5V-8 (LH)
2.5 5VER2.5W... 5VEL2.5W... 6.51 1.0 5.2 10 NL..-5V-10 (LH)
M+ Style
Insert Size Pitch Teeth Ordering Code Dimensions mm Anvil
IC L mm tpi RH h min X Y RH Toolholder
3/8” 16
28 2 3ER28W2M+... 0.58 1.2 1.6
YE3M AL..-319 2 3ER19W2M+... 0.86 1.6 2.3
19 3 3ER19W3M+... 0.86 2.2 3.4
14 2 3ER14W2M+... 1.16 2.0 3.0
1/2” 2214 3 4ER14W3M+... 1.16 2.9 4.6
YE4M AL..-411 2 4ER11W2M+... 1.48 2.3 3.5
Whitworth - BSW, BSP, BSF, BSB (con't)
External
Internal
External
Defined by: B.S.84:1956, DIN 259, ISO228/1:1982
Tolerance class: Medium class AM+ StyleV Style / Slim Throat
Ç
48
Thread Turning
Inserts
R 0.137P
h
55°R 0.137P
L
X
Y
IC
X
L
IC
Y
Standard
Insert Size Pitch Ordering Code Dimensions mm Anvil
IC L mm tpi RH LH h min X Y RH LH Toolholder
1/4" 11
72 2IR72W... 2IL72W... 0.23 0.7 0.4
- - NVR..-2 (LH)
60 2IR60W... 2IL60W... 0.27 0.7 0.4
56 2IR56W... 2IL56W... 0.29 0.7 0.4
48 2IR48W... 2IL48W... 0.34 0.6 0.6
40 2IR40W... 2IL40W... 0.41 0.6 0.6
36 2IR36W... 2IL36W... 0.45 0.6 0.6
32 2IR32W... 2IL32W... 0.51 0.6 0.6
28 2IR28W... 2IL28W... 0.58 0.6 0.7
26 2IR26W... 2IL26W... 0.63 0.7 0.8
24 2IR24W... 2IL24W... 0.68 0.7 0.8
22 2IR22W... 2IL22W... 0.74 0.8 0.9
20 2IR20W... 2IL20W... 0.81 0.8 0.9
19 2IR19W... 2IL19W... 0.86 0.8 1.0
18 2IR18W... 2IL18W... 0.90 0.8 1.0
16 2IR16W... 2IL16W... 1.02 0.9 1.1
14 2IR14W... 2IL14W... 1.16 0.9 1.1
12 2IR12W... 2IL12W... 1.32 0.9 1.2
1/4”SCB
11
36 2JIR36W... 0.45 1.2 0.5
- - NVR..-2
32 2JIR32W... 0.51 1.2 0.5
28 2JIR28W... 0.58 0.7 0.8
24 2JIR24W... 0.68 0.7 0.8
20 2JIR20W... 0.81 0.7 0.8
19 2JIR19W... 0.86 0.6 0.8
18 2JIR18W... 0.90 0.8 0.8
16 2JIR16W... 1.02 0.8 0.8
14 2JIR14W... 1.16 0.7 0.9
3/8” 16
72 3IR72W... 3IL72W... 0.23 0.7 0.4
YI3 YE3 AVR..-3 (LH)
60 3IR60W... 3IL60W... 0.27 0.7 0.4
56 3IR56W... 3IL56W... 0.29 0.7 0.4
48 3IR48W... 3IL48W... 0.34 0.6 0.6
40 3IR40W... 3IL40W... 0.41 0.6 0.6
36 3IR36W... 3IL36W... 0.45 0.6 0.6
32 3IR32W... 3IL32W... 0.51 0.6 0.6
30 3IR30W... 3IL30W... 0.55 0.6 0.7
continued on next page!
SCB
Whitworth - BSW, BSP, BSF, BSB (con't)
Internal
Internal
External
Defined by: B.S.84:1956, DIN 259, ISO228/1:1982
Tolerance class: Medium class A
SCB
Sintered
Chipbreaker
Standard
Ç
49
Thread Turning
Inserts
R 0.137P
h
55°R 0.137P
L
X
Y
IC
XY
L
IC
X
L
IC
Y
Standard (con’t)
Insert Size Pitch Ordering Code Dimensions mm Anvil
IC L mm tpi RH LH h min X Y RH LH Toolholder
3/8” 16
28 3IR28W... 3IL28W... 0.58 0.6 0.7
YI3 YE3 AVR..-3 (LH)
26 3IR26W... 3IL26W... 0.63 0.7 0.8
24 3IR24W... 3IL24W... 0.68 0.7 0.8
22 3IR22W... 3IL22W... 0.74 0.8 0.9
20 3IR20W... 3IL20W... 0.81 0.8 0.9
19 3IR19W... 3IL19W... 0.86 0.8 1.0
18 3IR18W... 3IL18W... 0.90 0.8 1.0
16 3IR16W... 3IL16W... 1.02 0.9 1.1
14 3IR14W... 3IL14W... 1.16 1.0 1.2
12 3IR12W... 3IL12W... 1.36 1.1 1.4
11 3IR11W... 3IL11W... 1.48 1.1 1.5
10 3IR10W... 3IL10W... 1.63 1.1 1.5
9 3IR9W... 3IL9W... 1.81 1.2 1.7
8 3IR8W... 3IL8W... 2.03 1.2 1.5
3/8”SCB
16
28 3JIR28W... 0.58 0.7 0.8
YI3 - AVR...-3
24 3JIR24W... 0.68 0.7 0.8
20 3JIR20W... 0.81 0.7 0.8
19 3JIR19W... 0.86 0.6 0.5
18 3JIR18W... 0.90 0.8 0.8
16 3JIR16W... 1.02 0.8 0.8
14 3JIR14W... 1.16 1.3 1.5
12 3JIR12W... 1.36 1.3 1.5
11 3JIR11W... 1.48 1.3 1.5
10 3JIR10W... 1.63 1.3 1.5
8 3JIR8W... 2.03 1.3 1.5
3/8”V6
16
19 3IR19W-6C... 0.86 1.7 2.2
YI3-6C -AVR..-3NVRC..-3 206/...
16 3IR16W-6C... 1.02 1.6 2.6
14 3IR14W-6C... 1.16 1.8 2.7
12 3IR12W-6C... 1.36 1.7 2.6
1/2” 22
7 4IR7W... 4IL7W... 2.41 1.6 2.3
YI4 YE4 AVR..-4 (LH)6 4IR6W... 4IL6W... 2.71 1.6 2.3
5 4IR5W... 4IL5W... 3.25 1.7 2.4
5/8” 274.5 5IR4.5W... 5IL4.5W... 3.61 1.8 2.6
YI5 YE5 AVR..-5 (LH)4 5IR4W... 5IL4W... 4.07 2.0 2.9
SCB
Whitworth - BSW, BSP, BSF, BSB (con't)
Internal
Internal
External
Defined by: B.S.84:1956, DIN 259, ISO228/1:1982
Tolerance class: Medium class A
SCB
Sintered
ChipbreakerStandard V6
Ç
50
Thread Turning
Inserts
IC
L
Y
X
L
X
Y
IC
R 0.137P
h
55°R 0.137P
L X
Y
T
IC
V StyleInsert Size Pitch Ordering Code Dimensions mm
IC L mm tpi RH LH h min X Y T Toolholder
5/8”V 27
4 5VIR4W... 5VIL4W... 4.07 1.0 3.3 6
NVR..-5V (LH)3 5VIR3W... 5VIL3W... 5.42 1.0 4.3 8
2.5 5VIR2.5W... 5VIL2.5W... 6.51 1.0 5.2 10
M+ Style
Insert Size Pitch Teeth Ordering Code Dimensions mm Anvil
IC L mm tpi RH h min X Y RH Toolholder
3/8” 16 14 2 3IR14W2M+... 1.16 2.0 3.0 YI3M AVR..-3
1/2” 22 11 2 4IR11W2M+... 1.48 2.3 3.5 YI4M AVR..-4
U StyleInsert Size Pitch Ordering Code Dimensions mm Anvil
IC L mm tpi RH+LH h min X Y RH LH Toolholder
1/2”U 22
4.5 4UEI4.5W... 3.61 2.3 11.0
YI4U YE4U AVR..-4U (LH)4 4UEI4W... 4.07 1.8 11.0
3.5 4UEI3.5W... 4.65 2.1 11.0
3.25 4UEI3.25W... 5.00 2.0 11.0
5/8”U 27
3.5 5UEI3.5W... 4.65 2.1 13.7
YI5U YE5U AVR..-5U (LH)3.25 5UEI3.25W... 5.00 2.0 13.7
3 5UEI3W... 5.42 2.3 13.7
2.75 5UEI2.75W... 5.91 2.4 13.7
Whitworth - BSW, BSP, BSF, BSB (con't)
Internal
Internal
External
Defined by: B.S.84:1956, DIN 259, ISO228/1:1982
Tolerance class: Medium class A
U Style V Style M+ Style
Ç
51
Thread Turning
Inserts
Y
L
IC
Y
IC 5.0 L
R0.137P
h
55°R 0.137P
F F
Mini-3Insert Size Pitch Ordering Code Dimensions mm Min. Bore dia.
IC L mm tpi RH h min Y F mm Toolholder
4.0 6
26 4.0KIR26W... 0.63 0.6 3.6 6.25
.NVR.5-4.0K
22 4.0KIR22W... 0.74 0.6 3.7 6.35
20 4.0KIR20W... 0.81 0.7 3.7 6.35
19 4.0KIR19W... 0.86 0.7 3.7 6.35
18 4.0KIR18W... 0.90 0.7 3.7 6.35
6.0 10
28 6.0IR28W... 0.58 0.7 4.7 9.6
.NVR1..-6.019 6.0IR19W... 0.86 1.0 5.0 9.9
14 6.0IR14W... 1.16 1.1 5.3 10.0
Mini-LInsert Size Pitch Ordering Code Dimensions mm Min. Bore dia.
IC mm tpi RH h min Y F mm Toolholder
5.0 L
28 5LIR28W... 0.58 0.7 4.05 7.6
.NVR 10. -5L19 5LIR19W... 0.86 1.0 4.35 7.9
14 5LIR14W... 1.16 1.1 4.68 8.0
Mini-3 Mini-L
Whitworth - BSW, BSP, BSF, BSB (con't)
Internal
Internal
External
Defined by: B.S.84:1956, DIN 259, ISO228/1:1982
Tolerance class: Medium class A
Ç
52
Thread Turning
Inserts
R 0.137P
h
55°R 0.137P
FY
L1
L
d
Fd
L
L1Y
Micro - Double Ended
Insert dia. Pitch Ordering Code Dimensions mm Min. Bore dia.
Thread d mm tpi RH/LH L1 L F Y h min mm Toolholder
1/16”-28BSP
4.0
28 4.0SIR28W... 16 50 1.86 0.65 0.58 4.2
SMC..-4.01/4”-26BSF 26 4.0SIR26W... 16 50 1.93 0.75 0.63 4.2
1/4”-24BSW 24 4.0SIR24W... 16 50 1.96 0.75 0.68 4.3
1/16”-28BSP
6.0
28 6.0SIR28W... 16 50 2.50 0.65 0.58 6.0
SMC..-6.0
5/16”-28BSW 26 6.0SIR26W... 16 50 2.50 0.75 0.63 6.0
5/16”-24BSW 24 6.0SIR24W... 16 50 2.50 0.75 0.68 6.0
5/16”-22BSW 22 6.0SIR22W... 16 50 2.50 0.90 0.74 6.0
3/8”-20BSF 20 6.0SIR20W... 16 50 2.50 0.90 0.81 6.0
1/4”-19BSP 19 6.0SIR19W... 16 50 2.50 0.95 0.86 6.0
Left Handed Tool Supplied by Request. (Example: 6.0SIL19W...)
Micro - Single Ended
Insert dia. Pitch Ordering Code Dimensions mm Min. Bore dia.
Thread d mm tpi RH/LH L1 L F Y h min mm Toolholder
1/16”-28BSP6.0
28 M659TH 28W L16R/L 16 42 2.90 0.65 0.58 6.5MHC..-6
1/4”-19BSP 19 M659TH 19W L16R/L 16 42 2.90 0.95 0.86 11.4
Left Handed Tool Supplied by Request. (Example: M659TH 28W L16L)
Whitworth - BSW, BSP, BSF, BSB (con't)
Internal
Internal
External
Defined by: B.S.84:1956, DIN 259, ISO228/1:1982
Tolerance class: Medium class A RH-Single Ended RH-Double Ended
Ç
53
Thread Turning
Inserts
L
X
Y
IC
LX
IC
T
Y
Y
X
L
IC
R0.137P27.5° 27.5°
90° 1 47'° R0.137P
X
L
IC
Y
Slim Throat
Insert Size Pitch Ordering Code Dimensions mm
IC L mm tpi RH LH h min X Y T Toolholder
3/8”V 16
28 3VER28BSPT... 3VEL28BSPT... 0.58 1.1 3.0 3.6
NL..-3V (LH)19 3VER19BSPT... 3VEL19BSPT... 0.86 1.1 2.7 3.6
14 3VER14BSPT... 3VEL14BSPT... 1.16 1.1 2.4 3.6
11 3VER11BSPT... 3VEL11BSPT... 1.48 1.1 2.1 3.6
Standard
Insert Size Pitch Ordering Code Dimensions mm Anvil
IC L mm tpi RH LH h min X Y RH LH Toolholder
1/4" 11
28 2ER28BSPT... 2EL28BSPT... 0.58 0.6 0.6
- - NL ..-2 (LH)19 2ER19BSPT... 2EL19BSPT... 0.86 0.8 0.9
14 2ER14BSPT... 2EL14BSPT... 1.16 0.9 1.0
3/8” 16
28 3ER28BSPT... 3EL28BSPT... 0.58 0.6 0.6
YE3 YI3 AL..-3 (LH)19 3ER19BSPT... 3EL19BSPT... 0.86 0.8 0.9
14 3ER14BSPT... 3EL14BSPT... 1.16 1.0 1.2
11 3ER11BSPT... 3EL11BSPT... 1.48 1.1 1.5
3/8”SCB
16
28 3JER28BSPT... 0.58 0.7 0.8
YE3 - AL..-319 3JER19BSPT... 0.86 0.7 0.8
14 3JER14BSPT... 1.16 1.3 1.5
11 3JER11BSPT... 1.48 1.3 1.5
3/8”V6
1619 3ER19BSPT-6C... 0.86 1.7 2.2
YE3-6C - AL..-314 3ER14BSPT-6C... 1.16 1.9 2.8
SCB
BSPT
External
Internal
External
Defined by: B.S. 21:1985
Tolerance class: Standard B